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<span class="siteSubtitle">Run on Tue May 4 15:25:55 2010<br />Reported on Tue May 4 15:26:21 2010</span>
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<table>
<tr>
<td class="h" align="right">File</td>
<td align="left">/usr/local/lib/perl5/5.10.1/darwin-2level/Scalar/Util.pm</td>
</tr>
<tr>
<td class="h" align="right">Statements Executed</td>
<td align="left">14</td>
</tr>
<tr>
<td class="h" align="right">Statement Execution Time</td>
<td align="left">1.24ms</td>
</tr>
</table>
<table id="subs_table" border="1" cellpadding="0" class="tablesorter">
<caption>Subroutines — ordered by exclusive time</caption>
<thead>
<tr>
<th>Calls</th>
<th><span title="Number of Places sub is called from">P</span></th>
<th><span title="Number of Files sub is called from">F</span></th>
<th>Exclusive<br />Time</th>
<th>Inclusive<br />Time</th>
<th>Subroutine</th>
</tr>
</thead>
<tbody>
<tr><td class="c0">2289</td><td class="c0">22</td><td class="c0">19</td><td class="c0"><span title="0.1%">1.32ms</span></td><td class="c0"><span title="0.1%">1.32ms</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::blessed</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#Scalar__Util__blessed">blessed</a> (xsub)</span></td></tr>
<tr><td class="c0">718</td><td class="c0">8</td><td class="c0">8</td><td class="c0"><span title="0.1%">679µs</span></td><td class="c0"><span title="0.1%">679µs</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::weaken</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#Scalar__Util__weaken">weaken</a> (xsub)</span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">426µs</span></td><td class="c0"><span title="0.1%">888µs</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::BEGIN@10</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#10">BEGIN@10</a></span></td></tr>
<tr><td class="c0">202</td><td class="c0">6</td><td class="c0">5</td><td class="c3"><span title="0.0%">128µs</span></td><td class="c3"><span title="0.0%">128µs</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::reftype</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#Scalar__Util__reftype">reftype</a> (xsub)</span></td></tr>
<tr><td class="c3">29</td><td class="c3">1</td><td class="c3">2</td><td class="c3"><span title="0.0%">34µs</span></td><td class="c3"><span title="0.0%">34µs</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::looks_like_number</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#Scalar__Util__looks_like_number">looks_like_number</a> (xsub)</span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">15µs</span></td><td class="c3"><span title="0.0%">18µs</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::BEGIN@9</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#9">BEGIN@9</a></span></td></tr>
<tr><td class="c3">2</td><td class="c3">1</td><td class="c3">2</td><td class="c3"><span title="0.0%">7µs</span></td><td class="c3"><span title="0.0%">7µs</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::refaddr</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#Scalar__Util__refaddr">refaddr</a> (xsub)</span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::export_fail</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#26">export_fail</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Scalar::Util::::openhandle</span>Scalar::Util::<a href="Scalar-Util-pm-line.html#48">openhandle</a></span></td></tr>
</tbody>
</table>
Call graph for these subroutines as a <a href="http://en.wikipedia.org/wiki/Graphviz">Graphviz</a> <a href="usr-local-lib-perl5-5-10-1-darwin-2level-Scalar-Util-pm.dot">dot language file</a>.
<table border="1" cellpadding="0">
<thead>
<tr><th>Line</th>
<th><span title="Number of statements executed">State<br />ments</span></th>
<th><span title="Time spend executing statements on the line,
excluding time spent executing statements in any called subroutines">Time<br />on line</span></th>
<th><span title="Number of subroutines calls">Calls</span></th>
<th><span title="Time spent in subroutines called">Time<br />in subs</span></th>
<th class="left_indent_header">Code</th>
</tr>
</thead>
<tbody>
<tr><td class="h"><a name="1"></a>1</td><td></td><td></td><td></td><td></td><td class="s"># Scalar::Util.pm</td></tr>
<tr><td class="h"><a name="2"></a>2</td><td></td><td></td><td></td><td></td><td class="s">#</td></tr>
<tr><td class="h"><a name="3"></a>3</td><td></td><td></td><td></td><td></td><td class="s"># Copyright (c) 1997-2007 Graham Barr <gbarr@pobox.com>. All rights reserved.</td></tr>
<tr><td class="h"><a name="4"></a>4</td><td></td><td></td><td></td><td></td><td class="s"># This program is free software; you can redistribute it and/or</td></tr>
<tr><td class="h"><a name="5"></a>5</td><td></td><td></td><td></td><td></td><td class="s"># modify it under the same terms as Perl itself.</td></tr>
<tr><td class="h"><a name="6"></a>6</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="7"></a>7</td><td></td><td></td><td></td><td></td><td class="s">package Scalar::Util;</td></tr>
<tr><td class="h"><a name="8"></a>8</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="9"></a>9</td><td class="c0">3</td><td class="c1"><span title="Avg 9µs">28µs</span></td><td class="c3">2</td><td class="c3">22µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 18µs (15+3) within Scalar::Util::BEGIN@9 which was called
# once (15µs+3µs) by Moose::BEGIN@11 at <a href="Scalar-Util-pm-line.html#9">line 9</a></div></div>use strict;<div class="calls"><div class="calls_out"># spent 18µs making 1 call to <a href="Scalar-Util-pm-line.html#9">Scalar::Util::BEGIN@9</a>
# spent 3µs making 1 call to <a href="strict-pm-line.html#34">strict::import</a></div></div></td></tr>
<tr><td class="h"><a name="10"></a>10</td><td class="c0">3</td><td class="c0"><span title="Avg 342µs">1.03ms</span></td><td class="c3">2</td><td class="c3">963µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 888µs (426+462) within Scalar::Util::BEGIN@10 which was called
# once (426µs+462µs) by Moose::BEGIN@11 at <a href="Scalar-Util-pm-line.html#10">line 10</a></div></div>use vars qw(@ISA @EXPORT_OK $VERSION @EXPORT_FAIL);<div class="calls"><div class="calls_out"># spent 888µs making 1 call to <a href="Scalar-Util-pm-line.html#10">Scalar::Util::BEGIN@10</a>
# spent 76µs making 1 call to <a href="vars-pm-line.html#10">vars::import</a></div></div></td></tr>
<tr><td class="h"><a name="11"></a>11</td><td class="c3">1</td><td class="c3"><span title="Avg 2µs">2µs</span></td><td></td><td></td><td class="s">require Exporter;</td></tr>
<tr><td class="h"><a name="12"></a>12</td><td class="c3">1</td><td class="c0"><span title="Avg 141µs">141µs</span></td><td></td><td></td><td class="s">require List::Util; # List::Util loads the XS</td></tr>
<tr><td class="h"><a name="13"></a>13</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="14"></a>14</td><td class="c3">1</td><td class="c3"><span title="Avg 6µs">6µs</span></td><td></td><td></td><td class="s">@ISA = qw(Exporter);</td></tr>
<tr><td class="h"><a name="15"></a>15</td><td class="c3">1</td><td class="c3"><span title="Avg 2µs">2µs</span></td><td></td><td></td><td class="s">@EXPORT_OK = qw(blessed dualvar reftype weaken isweak tainted readonly openhandle refaddr isvstring looks_like_number set_prototype);</td></tr>
<tr><td class="h"><a name="16"></a>16</td><td class="c3">1</td><td class="c3"><span title="Avg 300ns">300ns</span></td><td></td><td></td><td class="s">$VERSION = "1.23";</td></tr>
<tr><td class="h"><a name="17"></a>17</td><td class="c3">1</td><td class="c3"><span title="Avg 18µs">18µs</span></td><td></td><td></td><td class="s">$VERSION = eval $VERSION;</td></tr>
<tr><td class="h"><a name="18"></a>18</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="19"></a>19</td><td class="c3">1</td><td class="c3"><span title="Avg 200ns">200ns</span></td><td></td><td></td><td class="s">unless (defined &dualvar) {</td></tr>
<tr><td class="h"><a name="20"></a>20</td><td></td><td></td><td></td><td></td><td class="s"> # Load Pure Perl version if XS not loaded</td></tr>
<tr><td class="h"><a name="21"></a>21</td><td></td><td></td><td></td><td></td><td class="s"> require Scalar::Util::PP;</td></tr>
<tr><td class="h"><a name="22"></a>22</td><td></td><td></td><td></td><td></td><td class="s"> Scalar::Util::PP->import;</td></tr>
<tr><td class="h"><a name="23"></a>23</td><td></td><td></td><td></td><td></td><td class="s"> push @EXPORT_FAIL, qw(weaken isweak dualvar isvstring set_prototype);</td></tr>
<tr><td class="h"><a name="24"></a>24</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="25"></a>25</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="26"></a>26</td><td></td><td></td><td></td><td></td><td class="s">sub export_fail {</td></tr>
<tr><td class="h"><a name="27"></a>27</td><td></td><td></td><td></td><td></td><td class="s"> if (grep { /dualvar/ } @EXPORT_FAIL) { # no XS loaded</td></tr>
<tr><td class="h"><a name="28"></a>28</td><td></td><td></td><td></td><td></td><td class="s"> my $pat = join("|", @EXPORT_FAIL);</td></tr>
<tr><td class="h"><a name="29"></a>29</td><td></td><td></td><td></td><td></td><td class="s"> if (my ($err) = grep { /^($pat)$/ } @_ ) {</td></tr>
<tr><td class="h"><a name="30"></a>30</td><td></td><td></td><td></td><td></td><td class="s"> require Carp;</td></tr>
<tr><td class="h"><a name="31"></a>31</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak("$err is only available with the XS version of Scalar::Util");</td></tr>
<tr><td class="h"><a name="32"></a>32</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="33"></a>33</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="34"></a>34</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="35"></a>35</td><td></td><td></td><td></td><td></td><td class="s"> if (grep { /^(weaken|isweak)$/ } @_ ) {</td></tr>
<tr><td class="h"><a name="36"></a>36</td><td></td><td></td><td></td><td></td><td class="s"> require Carp;</td></tr>
<tr><td class="h"><a name="37"></a>37</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak("Weak references are not implemented in the version of perl");</td></tr>
<tr><td class="h"><a name="38"></a>38</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="39"></a>39</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="40"></a>40</td><td></td><td></td><td></td><td></td><td class="s"> if (grep { /^(isvstring)$/ } @_ ) {</td></tr>
<tr><td class="h"><a name="41"></a>41</td><td></td><td></td><td></td><td></td><td class="s"> require Carp;</td></tr>
<tr><td class="h"><a name="42"></a>42</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak("Vstrings are not implemented in the version of perl");</td></tr>
<tr><td class="h"><a name="43"></a>43</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="44"></a>44</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="45"></a>45</td><td></td><td></td><td></td><td></td><td class="s"> @_;</td></tr>
<tr><td class="h"><a name="46"></a>46</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="47"></a>47</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="48"></a>48</td><td></td><td></td><td></td><td></td><td class="s">sub openhandle ($) {</td></tr>
<tr><td class="h"><a name="49"></a>49</td><td></td><td></td><td></td><td></td><td class="s"> my $fh = shift;</td></tr>
<tr><td class="h"><a name="50"></a>50</td><td></td><td></td><td></td><td></td><td class="s"> my $rt = reftype($fh) || '';</td></tr>
<tr><td class="h"><a name="51"></a>51</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="52"></a>52</td><td></td><td></td><td></td><td></td><td class="s"> return defined(fileno($fh)) ? $fh : undef</td></tr>
<tr><td class="h"><a name="53"></a>53</td><td></td><td></td><td></td><td></td><td class="s"> if $rt eq 'IO';</td></tr>
<tr><td class="h"><a name="54"></a>54</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="55"></a>55</td><td></td><td></td><td></td><td></td><td class="s"> if (reftype(\$fh) eq 'GLOB') { # handle openhandle(*DATA)</td></tr>
<tr><td class="h"><a name="56"></a>56</td><td></td><td></td><td></td><td></td><td class="s"> $fh = \(my $tmp=$fh);</td></tr>
<tr><td class="h"><a name="57"></a>57</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="58"></a>58</td><td></td><td></td><td></td><td></td><td class="s"> elsif ($rt ne 'GLOB') {</td></tr>
<tr><td class="h"><a name="59"></a>59</td><td></td><td></td><td></td><td></td><td class="s"> return undef;</td></tr>
<tr><td class="h"><a name="60"></a>60</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="61"></a>61</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="62"></a>62</td><td></td><td></td><td></td><td></td><td class="s"> (tied(*$fh) or defined(fileno($fh)))</td></tr>
<tr><td class="h"><a name="63"></a>63</td><td></td><td></td><td></td><td></td><td class="s"> ? $fh : undef;</td></tr>
<tr><td class="h"><a name="64"></a>64</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="65"></a>65</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="66"></a>66</td><td class="c3">1</td><td class="c3"><span title="Avg 13µs">13µs</span></td><td></td><td></td><td class="s">1;</td></tr>
<tr><td class="h"><a name="67"></a>67</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="68"></a>68</td><td></td><td></td><td></td><td></td><td class="s">__END__</td></tr>
<tr><td class="h"><a name="69"></a>69</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="70"></a>70</td><td></td><td></td><td></td><td></td><td class="s">=head1 NAME</td></tr>
<tr><td class="h"><a name="71"></a>71</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="72"></a>72</td><td></td><td></td><td></td><td></td><td class="s">Scalar::Util - A selection of general-utility scalar subroutines</td></tr>
<tr><td class="h"><a name="73"></a>73</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="74"></a>74</td><td></td><td></td><td></td><td></td><td class="s">=head1 SYNOPSIS</td></tr>
<tr><td class="h"><a name="75"></a>75</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="76"></a>76</td><td></td><td></td><td></td><td></td><td class="s"> use Scalar::Util qw(blessed dualvar isweak readonly refaddr reftype tainted</td></tr>
<tr><td class="h"><a name="77"></a>77</td><td></td><td></td><td></td><td></td><td class="s"> weaken isvstring looks_like_number set_prototype);</td></tr>
<tr><td class="h"><a name="78"></a>78</td><td></td><td></td><td></td><td></td><td class="s"> # and other useful utils appearing below</td></tr>
<tr><td class="h"><a name="79"></a>79</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="80"></a>80</td><td></td><td></td><td></td><td></td><td class="s">=head1 DESCRIPTION</td></tr>
<tr><td class="h"><a name="81"></a>81</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="82"></a>82</td><td></td><td></td><td></td><td></td><td class="s">C<Scalar::Util> contains a selection of subroutines that people have</td></tr>
<tr><td class="h"><a name="83"></a>83</td><td></td><td></td><td></td><td></td><td class="s">expressed would be nice to have in the perl core, but the usage would</td></tr>
<tr><td class="h"><a name="84"></a>84</td><td></td><td></td><td></td><td></td><td class="s">not really be high enough to warrant the use of a keyword, and the size</td></tr>
<tr><td class="h"><a name="85"></a>85</td><td></td><td></td><td></td><td></td><td class="s">so small such that being individual extensions would be wasteful.</td></tr>
<tr><td class="h"><a name="86"></a>86</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="87"></a>87</td><td></td><td></td><td></td><td></td><td class="s">By default C<Scalar::Util> does not export any subroutines. The</td></tr>
<tr><td class="h"><a name="88"></a>88</td><td></td><td></td><td></td><td></td><td class="s">subroutines defined are</td></tr>
<tr><td class="h"><a name="89"></a>89</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="90"></a>90</td><td></td><td></td><td></td><td></td><td class="s">=over 4</td></tr>
<tr><td class="h"><a name="91"></a>91</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="92"></a>92</td><td></td><td></td><td></td><td></td><td class="s">=item blessed EXPR</td></tr>
<tr><td class="h"><a name="93"></a>93</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="94"></a>94</td><td></td><td></td><td></td><td></td><td class="s">If EXPR evaluates to a blessed reference the name of the package</td></tr>
<tr><td class="h"><a name="95"></a>95</td><td></td><td></td><td></td><td></td><td class="s">that it is blessed into is returned. Otherwise C<undef> is returned.</td></tr>
<tr><td class="h"><a name="96"></a>96</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="97"></a>97</td><td></td><td></td><td></td><td></td><td class="s"> $scalar = "foo";</td></tr>
<tr><td class="h"><a name="98"></a>98</td><td></td><td></td><td></td><td></td><td class="s"> $class = blessed $scalar; # undef</td></tr>
<tr><td class="h"><a name="99"></a>99</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="100"></a>100</td><td></td><td></td><td></td><td></td><td class="s"> $ref = [];</td></tr>
<tr><td class="h"><a name="101"></a>101</td><td></td><td></td><td></td><td></td><td class="s"> $class = blessed $ref; # undef</td></tr>
<tr><td class="h"><a name="102"></a>102</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="103"></a>103</td><td></td><td></td><td></td><td></td><td class="s"> $obj = bless [], "Foo";</td></tr>
<tr><td class="h"><a name="104"></a>104</td><td></td><td></td><td></td><td></td><td class="s"> $class = blessed $obj; # "Foo"</td></tr>
<tr><td class="h"><a name="105"></a>105</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="106"></a>106</td><td></td><td></td><td></td><td></td><td class="s">=item dualvar NUM, STRING</td></tr>
<tr><td class="h"><a name="107"></a>107</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="108"></a>108</td><td></td><td></td><td></td><td></td><td class="s">Returns a scalar that has the value NUM in a numeric context and the</td></tr>
<tr><td class="h"><a name="109"></a>109</td><td></td><td></td><td></td><td></td><td class="s">value STRING in a string context.</td></tr>
<tr><td class="h"><a name="110"></a>110</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="111"></a>111</td><td></td><td></td><td></td><td></td><td class="s"> $foo = dualvar 10, "Hello";</td></tr>
<tr><td class="h"><a name="112"></a>112</td><td></td><td></td><td></td><td></td><td class="s"> $num = $foo + 2; # 12</td></tr>
<tr><td class="h"><a name="113"></a>113</td><td></td><td></td><td></td><td></td><td class="s"> $str = $foo . " world"; # Hello world</td></tr>
<tr><td class="h"><a name="114"></a>114</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="115"></a>115</td><td></td><td></td><td></td><td></td><td class="s">=item isvstring EXPR</td></tr>
<tr><td class="h"><a name="116"></a>116</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="117"></a>117</td><td></td><td></td><td></td><td></td><td class="s">If EXPR is a scalar which was coded as a vstring the result is true.</td></tr>
<tr><td class="h"><a name="118"></a>118</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="119"></a>119</td><td></td><td></td><td></td><td></td><td class="s"> $vs = v49.46.48;</td></tr>
<tr><td class="h"><a name="120"></a>120</td><td></td><td></td><td></td><td></td><td class="s"> $fmt = isvstring($vs) ? "%vd" : "%s"; #true</td></tr>
<tr><td class="h"><a name="121"></a>121</td><td></td><td></td><td></td><td></td><td class="s"> printf($fmt,$vs);</td></tr>
<tr><td class="h"><a name="122"></a>122</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="123"></a>123</td><td></td><td></td><td></td><td></td><td class="s">=item isweak EXPR</td></tr>
<tr><td class="h"><a name="124"></a>124</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="125"></a>125</td><td></td><td></td><td></td><td></td><td class="s">If EXPR is a scalar which is a weak reference the result is true.</td></tr>
<tr><td class="h"><a name="126"></a>126</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="127"></a>127</td><td></td><td></td><td></td><td></td><td class="s"> $ref = \$foo;</td></tr>
<tr><td class="h"><a name="128"></a>128</td><td></td><td></td><td></td><td></td><td class="s"> $weak = isweak($ref); # false</td></tr>
<tr><td class="h"><a name="129"></a>129</td><td></td><td></td><td></td><td></td><td class="s"> weaken($ref);</td></tr>
<tr><td class="h"><a name="130"></a>130</td><td></td><td></td><td></td><td></td><td class="s"> $weak = isweak($ref); # true</td></tr>
<tr><td class="h"><a name="131"></a>131</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="132"></a>132</td><td></td><td></td><td></td><td></td><td class="s">B<NOTE>: Copying a weak reference creates a normal, strong, reference.</td></tr>
<tr><td class="h"><a name="133"></a>133</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="134"></a>134</td><td></td><td></td><td></td><td></td><td class="s"> $copy = $ref;</td></tr>
<tr><td class="h"><a name="135"></a>135</td><td></td><td></td><td></td><td></td><td class="s"> $weak = isweak($copy); # false</td></tr>
<tr><td class="h"><a name="136"></a>136</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="137"></a>137</td><td></td><td></td><td></td><td></td><td class="s">=item looks_like_number EXPR</td></tr>
<tr><td class="h"><a name="138"></a>138</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="139"></a>139</td><td></td><td></td><td></td><td></td><td class="s">Returns true if perl thinks EXPR is a number. See</td></tr>
<tr><td class="h"><a name="140"></a>140</td><td></td><td></td><td></td><td></td><td class="s">L<perlapi/looks_like_number>.</td></tr>
<tr><td class="h"><a name="141"></a>141</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="142"></a>142</td><td></td><td></td><td></td><td></td><td class="s">=item openhandle FH</td></tr>
<tr><td class="h"><a name="143"></a>143</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="144"></a>144</td><td></td><td></td><td></td><td></td><td class="s">Returns FH if FH may be used as a filehandle and is open, or FH is a tied</td></tr>
<tr><td class="h"><a name="145"></a>145</td><td></td><td></td><td></td><td></td><td class="s">handle. Otherwise C<undef> is returned.</td></tr>
<tr><td class="h"><a name="146"></a>146</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="147"></a>147</td><td></td><td></td><td></td><td></td><td class="s"> $fh = openhandle(*STDIN); # \*STDIN</td></tr>
<tr><td class="h"><a name="148"></a>148</td><td></td><td></td><td></td><td></td><td class="s"> $fh = openhandle(\*STDIN); # \*STDIN</td></tr>
<tr><td class="h"><a name="149"></a>149</td><td></td><td></td><td></td><td></td><td class="s"> $fh = openhandle(*NOTOPEN); # undef</td></tr>
<tr><td class="h"><a name="150"></a>150</td><td></td><td></td><td></td><td></td><td class="s"> $fh = openhandle("scalar"); # undef</td></tr>
<tr><td class="h"><a name="151"></a>151</td><td></td><td></td><td></td><td></td><td class="s"> </td></tr>
<tr><td class="h"><a name="152"></a>152</td><td></td><td></td><td></td><td></td><td class="s">=item readonly SCALAR</td></tr>
<tr><td class="h"><a name="153"></a>153</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="154"></a>154</td><td></td><td></td><td></td><td></td><td class="s">Returns true if SCALAR is readonly.</td></tr>
<tr><td class="h"><a name="155"></a>155</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="156"></a>156</td><td></td><td></td><td></td><td></td><td class="s"> sub foo { readonly($_[0]) }</td></tr>
<tr><td class="h"><a name="157"></a>157</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="158"></a>158</td><td></td><td></td><td></td><td></td><td class="s"> $readonly = foo($bar); # false</td></tr>
<tr><td class="h"><a name="159"></a>159</td><td></td><td></td><td></td><td></td><td class="s"> $readonly = foo(0); # true</td></tr>
<tr><td class="h"><a name="160"></a>160</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="161"></a>161</td><td></td><td></td><td></td><td></td><td class="s">=item refaddr EXPR</td></tr>
<tr><td class="h"><a name="162"></a>162</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="163"></a>163</td><td></td><td></td><td></td><td></td><td class="s">If EXPR evaluates to a reference the internal memory address of</td></tr>
<tr><td class="h"><a name="164"></a>164</td><td></td><td></td><td></td><td></td><td class="s">the referenced value is returned. Otherwise C<undef> is returned.</td></tr>
<tr><td class="h"><a name="165"></a>165</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="166"></a>166</td><td></td><td></td><td></td><td></td><td class="s"> $addr = refaddr "string"; # undef</td></tr>
<tr><td class="h"><a name="167"></a>167</td><td></td><td></td><td></td><td></td><td class="s"> $addr = refaddr \$var; # eg 12345678</td></tr>
<tr><td class="h"><a name="168"></a>168</td><td></td><td></td><td></td><td></td><td class="s"> $addr = refaddr []; # eg 23456784</td></tr>
<tr><td class="h"><a name="169"></a>169</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="170"></a>170</td><td></td><td></td><td></td><td></td><td class="s"> $obj = bless {}, "Foo";</td></tr>
<tr><td class="h"><a name="171"></a>171</td><td></td><td></td><td></td><td></td><td class="s"> $addr = refaddr $obj; # eg 88123488</td></tr>
<tr><td class="h"><a name="172"></a>172</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="173"></a>173</td><td></td><td></td><td></td><td></td><td class="s">=item reftype EXPR</td></tr>
<tr><td class="h"><a name="174"></a>174</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="175"></a>175</td><td></td><td></td><td></td><td></td><td class="s">If EXPR evaluates to a reference the type of the variable referenced</td></tr>
<tr><td class="h"><a name="176"></a>176</td><td></td><td></td><td></td><td></td><td class="s">is returned. Otherwise C<undef> is returned.</td></tr>
<tr><td class="h"><a name="177"></a>177</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="178"></a>178</td><td></td><td></td><td></td><td></td><td class="s"> $type = reftype "string"; # undef</td></tr>
<tr><td class="h"><a name="179"></a>179</td><td></td><td></td><td></td><td></td><td class="s"> $type = reftype \$var; # SCALAR</td></tr>
<tr><td class="h"><a name="180"></a>180</td><td></td><td></td><td></td><td></td><td class="s"> $type = reftype []; # ARRAY</td></tr>
<tr><td class="h"><a name="181"></a>181</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="182"></a>182</td><td></td><td></td><td></td><td></td><td class="s"> $obj = bless {}, "Foo";</td></tr>
<tr><td class="h"><a name="183"></a>183</td><td></td><td></td><td></td><td></td><td class="s"> $type = reftype $obj; # HASH</td></tr>
<tr><td class="h"><a name="184"></a>184</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="185"></a>185</td><td></td><td></td><td></td><td></td><td class="s">=item set_prototype CODEREF, PROTOTYPE</td></tr>
<tr><td class="h"><a name="186"></a>186</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="187"></a>187</td><td></td><td></td><td></td><td></td><td class="s">Sets the prototype of the given function, or deletes it if PROTOTYPE is</td></tr>
<tr><td class="h"><a name="188"></a>188</td><td></td><td></td><td></td><td></td><td class="s">undef. Returns the CODEREF.</td></tr>
<tr><td class="h"><a name="189"></a>189</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="190"></a>190</td><td></td><td></td><td></td><td></td><td class="s"> set_prototype \&foo, '$$';</td></tr>
<tr><td class="h"><a name="191"></a>191</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="192"></a>192</td><td></td><td></td><td></td><td></td><td class="s">=item tainted EXPR</td></tr>
<tr><td class="h"><a name="193"></a>193</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="194"></a>194</td><td></td><td></td><td></td><td></td><td class="s">Return true if the result of EXPR is tainted</td></tr>
<tr><td class="h"><a name="195"></a>195</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="196"></a>196</td><td></td><td></td><td></td><td></td><td class="s"> $taint = tainted("constant"); # false</td></tr>
<tr><td class="h"><a name="197"></a>197</td><td></td><td></td><td></td><td></td><td class="s"> $taint = tainted($ENV{PWD}); # true if running under -T</td></tr>
<tr><td class="h"><a name="198"></a>198</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="199"></a>199</td><td></td><td></td><td></td><td></td><td class="s">=item weaken REF</td></tr>
<tr><td class="h"><a name="200"></a>200</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="201"></a>201</td><td></td><td></td><td></td><td></td><td class="s">REF will be turned into a weak reference. This means that it will not</td></tr>
<tr><td class="h"><a name="202"></a>202</td><td></td><td></td><td></td><td></td><td class="s">hold a reference count on the object it references. Also when the reference</td></tr>
<tr><td class="h"><a name="203"></a>203</td><td></td><td></td><td></td><td></td><td class="s">count on that object reaches zero, REF will be set to undef.</td></tr>
<tr><td class="h"><a name="204"></a>204</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="205"></a>205</td><td></td><td></td><td></td><td></td><td class="s">This is useful for keeping copies of references , but you don't want to</td></tr>
<tr><td class="h"><a name="206"></a>206</td><td></td><td></td><td></td><td></td><td class="s">prevent the object being DESTROY-ed at its usual time.</td></tr>
<tr><td class="h"><a name="207"></a>207</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="208"></a>208</td><td></td><td></td><td></td><td></td><td class="s"> {</td></tr>
<tr><td class="h"><a name="209"></a>209</td><td></td><td></td><td></td><td></td><td class="s"> my $var;</td></tr>
<tr><td class="h"><a name="210"></a>210</td><td></td><td></td><td></td><td></td><td class="s"> $ref = \$var;</td></tr>
<tr><td class="h"><a name="211"></a>211</td><td></td><td></td><td></td><td></td><td class="s"> weaken($ref); # Make $ref a weak reference</td></tr>
<tr><td class="h"><a name="212"></a>212</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="213"></a>213</td><td></td><td></td><td></td><td></td><td class="s"> # $ref is now undef</td></tr>
<tr><td class="h"><a name="214"></a>214</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="215"></a>215</td><td></td><td></td><td></td><td></td><td class="s">Note that if you take a copy of a scalar with a weakened reference,</td></tr>
<tr><td class="h"><a name="216"></a>216</td><td></td><td></td><td></td><td></td><td class="s">the copy will be a strong reference.</td></tr>
<tr><td class="h"><a name="217"></a>217</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="218"></a>218</td><td></td><td></td><td></td><td></td><td class="s"> my $var;</td></tr>
<tr><td class="h"><a name="219"></a>219</td><td></td><td></td><td></td><td></td><td class="s"> my $foo = \$var;</td></tr>
<tr><td class="h"><a name="220"></a>220</td><td></td><td></td><td></td><td></td><td class="s"> weaken($foo); # Make $foo a weak reference</td></tr>
<tr><td class="h"><a name="221"></a>221</td><td></td><td></td><td></td><td></td><td class="s"> my $bar = $foo; # $bar is now a strong reference</td></tr>
<tr><td class="h"><a name="222"></a>222</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="223"></a>223</td><td></td><td></td><td></td><td></td><td class="s">This may be less obvious in other situations, such as C<grep()>, for instance</td></tr>
<tr><td class="h"><a name="224"></a>224</td><td></td><td></td><td></td><td></td><td class="s">when grepping through a list of weakened references to objects that may have</td></tr>
<tr><td class="h"><a name="225"></a>225</td><td></td><td></td><td></td><td></td><td class="s">been destroyed already:</td></tr>
<tr><td class="h"><a name="226"></a>226</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="227"></a>227</td><td></td><td></td><td></td><td></td><td class="s"> @object = grep { defined } @object;</td></tr>
<tr><td class="h"><a name="228"></a>228</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="229"></a>229</td><td></td><td></td><td></td><td></td><td class="s">This will indeed remove all references to destroyed objects, but the remaining</td></tr>
<tr><td class="h"><a name="230"></a>230</td><td></td><td></td><td></td><td></td><td class="s">references to objects will be strong, causing the remaining objects to never</td></tr>
<tr><td class="h"><a name="231"></a>231</td><td></td><td></td><td></td><td></td><td class="s">be destroyed because there is now always a strong reference to them in the</td></tr>
<tr><td class="h"><a name="232"></a>232</td><td></td><td></td><td></td><td></td><td class="s">@object array.</td></tr>
<tr><td class="h"><a name="233"></a>233</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="234"></a>234</td><td></td><td></td><td></td><td></td><td class="s">=back</td></tr>
<tr><td class="h"><a name="235"></a>235</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="236"></a>236</td><td></td><td></td><td></td><td></td><td class="s">=head1 DIAGNOSTICS</td></tr>
<tr><td class="h"><a name="237"></a>237</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="238"></a>238</td><td></td><td></td><td></td><td></td><td class="s">Module use may give one of the following errors during import.</td></tr>
<tr><td class="h"><a name="239"></a>239</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="240"></a>240</td><td></td><td></td><td></td><td></td><td class="s">=over</td></tr>
<tr><td class="h"><a name="241"></a>241</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="242"></a>242</td><td></td><td></td><td></td><td></td><td class="s">=item Weak references are not implemented in the version of perl</td></tr>
<tr><td class="h"><a name="243"></a>243</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="244"></a>244</td><td></td><td></td><td></td><td></td><td class="s">The version of perl that you are using does not implement weak references, to use</td></tr>
<tr><td class="h"><a name="245"></a>245</td><td></td><td></td><td></td><td></td><td class="s">C<isweak> or C<weaken> you will need to use a newer release of perl.</td></tr>
<tr><td class="h"><a name="246"></a>246</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="247"></a>247</td><td></td><td></td><td></td><td></td><td class="s">=item Vstrings are not implemented in the version of perl</td></tr>
<tr><td class="h"><a name="248"></a>248</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="249"></a>249</td><td></td><td></td><td></td><td></td><td class="s">The version of perl that you are using does not implement Vstrings, to use</td></tr>
<tr><td class="h"><a name="250"></a>250</td><td></td><td></td><td></td><td></td><td class="s">C<isvstring> you will need to use a newer release of perl.</td></tr>
<tr><td class="h"><a name="251"></a>251</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="252"></a>252</td><td></td><td></td><td></td><td></td><td class="s">=item C<NAME> is only available with the XS version of Scalar::Util</td></tr>
<tr><td class="h"><a name="253"></a>253</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="254"></a>254</td><td></td><td></td><td></td><td></td><td class="s">C<Scalar::Util> contains both perl and C implementations of many of its functions</td></tr>
<tr><td class="h"><a name="255"></a>255</td><td></td><td></td><td></td><td></td><td class="s">so that those without access to a C compiler may still use it. However some of the functions</td></tr>
<tr><td class="h"><a name="256"></a>256</td><td></td><td></td><td></td><td></td><td class="s">are only available when a C compiler was available to compile the XS version of the extension.</td></tr>
<tr><td class="h"><a name="257"></a>257</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="258"></a>258</td><td></td><td></td><td></td><td></td><td class="s">At present that list is: weaken, isweak, dualvar, isvstring, set_prototype</td></tr>
<tr><td class="h"><a name="259"></a>259</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="260"></a>260</td><td></td><td></td><td></td><td></td><td class="s">=back</td></tr>
<tr><td class="h"><a name="261"></a>261</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="262"></a>262</td><td></td><td></td><td></td><td></td><td class="s">=head1 KNOWN BUGS</td></tr>
<tr><td class="h"><a name="263"></a>263</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="264"></a>264</td><td></td><td></td><td></td><td></td><td class="s">There is a bug in perl5.6.0 with UV's that are >= 1<<31. This will</td></tr>
<tr><td class="h"><a name="265"></a>265</td><td></td><td></td><td></td><td></td><td class="s">show up as tests 8 and 9 of dualvar.t failing</td></tr>
<tr><td class="h"><a name="266"></a>266</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="267"></a>267</td><td></td><td></td><td></td><td></td><td class="s">=head1 SEE ALSO</td></tr>
<tr><td class="h"><a name="268"></a>268</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="269"></a>269</td><td></td><td></td><td></td><td></td><td class="s">L<List::Util></td></tr>
<tr><td class="h"><a name="270"></a>270</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="271"></a>271</td><td></td><td></td><td></td><td></td><td class="s">=head1 COPYRIGHT</td></tr>
<tr><td class="h"><a name="272"></a>272</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="273"></a>273</td><td></td><td></td><td></td><td></td><td class="s">Copyright (c) 1997-2007 Graham Barr <gbarr@pobox.com>. All rights reserved.</td></tr>
<tr><td class="h"><a name="274"></a>274</td><td></td><td></td><td></td><td></td><td class="s">This program is free software; you can redistribute it and/or modify it</td></tr>
<tr><td class="h"><a name="275"></a>275</td><td></td><td></td><td></td><td></td><td class="s">under the same terms as Perl itself.</td></tr>
<tr><td class="h"><a name="276"></a>276</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="277"></a>277</td><td></td><td></td><td></td><td></td><td class="s">Except weaken and isweak which are</td></tr>
<tr><td class="h"><a name="278"></a>278</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="279"></a>279</td><td></td><td></td><td></td><td></td><td class="s">Copyright (c) 1999 Tuomas J. Lukka <lukka@iki.fi>. All rights reserved.</td></tr>
<tr><td class="h"><a name="280"></a>280</td><td></td><td></td><td></td><td></td><td class="s">This program is free software; you can redistribute it and/or modify it</td></tr>
<tr><td class="h"><a name="281"></a>281</td><td></td><td></td><td></td><td></td><td class="s">under the same terms as perl itself.</td></tr>
<tr><td class="h"><a name="282"></a>282</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="283"></a>283</td><td></td><td></td><td></td><td></td><td class="s">=cut</td></tr>
<tr><td class="h"><a name="Scalar__Util__blessed"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 1.32ms within Scalar::Util::blessed which was called 2289 times, avg 576ns/call:
# 477 times (313µs+0s) by Class::MOP::Mixin::HasMethods::get_method at <a href="Class-MOP-Mixin-HasMethods-pm-line.html#113">line 113 of Class/MOP/Mixin/HasMethods.pm</a>, avg 656ns/call
# 477 times (163µs+0s) by Class::MOP::Mixin::HasMethods::get_method at <a href="Class-MOP-Mixin-HasMethods-pm-line.html#115">line 115 of Class/MOP/Mixin/HasMethods.pm</a>, avg 342ns/call
# 351 times (246µs+0s) by Class::MOP::Mixin::HasMethods::add_method at <a href="Class-MOP-Mixin-HasMethods-pm-line.html#43">line 43 of Class/MOP/Mixin/HasMethods.pm</a>, avg 701ns/call
# 172 times (130µs+0s) by Class::MOP::Method::Accessor::new at <a href="Class-MOP-Method-Accessor-pm-line.html#26">line 26 of Class/MOP/Method/Accessor.pm</a>, avg 756ns/call
# 145 times (92µs+0s) by Class::MOP::Method::wrap at <a href="Class-MOP-Method-pm-line.html#31">line 31 of Class/MOP/Method.pm</a>, avg 636ns/call
# 133 times (71µs+0s) by Class::MOP::Object::meta at <a href="Class-MOP-Object-pm-line.html#17">line 17 of Class/MOP/Object.pm</a>, avg 535ns/call
# 119 times (67µs+0s) by Class::MOP::Mixin::HasAttributes::add_attribute at <a href="Class-MOP-Mixin-HasAttributes-pm-line.html#21">line 21 of Class/MOP/Mixin/HasAttributes.pm</a>, avg 564ns/call
# 119 times (61µs+0s) by Class::MOP::Attribute::attach_to_class at <a href="Class-MOP-Attribute-pm-line.html#230">line 230 of Class/MOP/Attribute.pm</a>, avg 512ns/call
# 43 times (25µs+0s) by Moose::Meta::Role::Application::RoleSummation::meta or Moose::Meta::Role::Application::ToClass::meta or Moose::Meta::Role::Application::ToInstance::meta or Moose::Meta::Role::Application::ToRole::meta or Moose::Meta::Role::Application::meta or Moose::Meta::Role::Composite::meta or Moose::Meta::Role::Method::Required::meta or Moose::Meta::Role::meta or Moose::Meta::TypeCoercion::Union::meta or Moose::Meta::TypeCoercion::meta or Moose::Meta::TypeConstraint::Class::meta or Moose::Meta::TypeConstraint::DuckType::meta or Moose::Meta::TypeConstraint::Enum::meta or Moose::Meta::TypeConstraint::Parameterizable::meta or Moose::Meta::TypeConstraint::Parameterized::meta or Moose::Meta::TypeConstraint::Registry::meta or Moose::Meta::TypeConstraint::Role::meta or Moose::Meta::TypeConstraint::Union::meta or Moose::Meta::TypeConstraint::meta at <a href="metaclass-pm-line.html#50">line 50 of metaclass.pm</a>, avg 579ns/call
# 40 times (24µs+0s) by Class::MOP::Mixin::meta at <a href="Class-MOP-Mixin-pm-line.html#14">line 14 of Class/MOP/Mixin.pm</a>, avg 607ns/call
# 38 times (25µs+0s) by Class::MOP::Instance::BUILDARGS at <a href="Class-MOP-Instance-pm-line.html#18">line 18 of Class/MOP/Instance.pm</a>, avg 661ns/call
# 36 times (18µs+0s) by Class::MOP::Method::Wrapped::wrap at <a href="Class-MOP-Method-Wrapped-pm-line.html#74">line 74 of Class/MOP/Method/Wrapped.pm</a>, avg 506ns/call
# 31 times (22µs+0s) by Class::MOP::Method::Constructor::new at <a href="Class-MOP-Method-Constructor-pm-line.html#20">line 20 of Class/MOP/Method/Constructor.pm</a>, avg 703ns/call
# 23 times (19µs+0s) by Moose::Meta::TypeConstraint::Registry::add_type_constraint at <a href="Moose-Meta-TypeConstraint-Registry-pm-line.html#47">line 47 of Moose/Meta/TypeConstraint/Registry.pm</a>, avg 817ns/call
# 23 times (8µs+0s) by Moose::Util::TypeConstraints::find_type_constraint at <a href="Moose-Util-TypeConstraints-pm-line.html#255">line 255 of Moose/Util/TypeConstraints.pm</a>, avg 348ns/call
# 17 times (10µs+0s) by Moose::Util::TypeConstraints::_create_type_constraint at <a href="Moose-Util-TypeConstraints-pm-line.html#523">line 523 of Moose/Util/TypeConstraints.pm</a>, avg 600ns/call
# 15 times (8µs+0s) by Class::MOP::class_of at <a href="Class-MOP-pm-line.html#60">line 60 of Class/MOP.pm</a>, avg 520ns/call
# 12 times (6µs+0s) by Class::MOP::Class::clone_object at <a href="Class-MOP-Class-pm-line.html#404">line 404 of Class/MOP/Class.pm</a>, avg 475ns/call
# 12 times (5µs+0s) by Class::MOP::Class::_clone_instance at <a href="Class-MOP-Class-pm-line.html#417">line 417 of Class/MOP/Class.pm</a>, avg 425ns/call
# 4 times (2µs+0s) by Moose::Meta::Class::add_attribute at <a href="Moose-Meta-Class-pm-line.html#296">line 296 of Moose/Meta/Class.pm</a>, avg 600ns/call
# once (1µs+0s) by Moose::Meta::Method::Destructor::is_needed at <a href="Moose-Meta-Method-Destructor-pm-line.html#58">line 58 of Moose/Meta/Method/Destructor.pm</a>
# once (800ns+0s) by SimpleDB::Client::new at <a href="generated method (unknown origin)-line.html#2">line 2 of generated method (unknown origin)</a></div></div>sub Scalar::Util::blessed; # xsub<br /> </td></tr>
<tr><td class="h"><a name="Scalar__Util__looks_like_number"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 34µs within Scalar::Util::looks_like_number which was called 29 times, avg 1µs/call:
# 29 times (34µs+0s) by Class::MOP::Method::Constructor::_generate_slot_initializer at <a href="Class-MOP-Method-Constructor-pm-line.html#151">line 151 of Class/MOP/Method/Constructor.pm</a>, avg 1µs/call</div></div>sub Scalar::Util::looks_like_number; # xsub<br /> </td></tr>
<tr><td class="h"><a name="Scalar__Util__refaddr"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 7µs within Scalar::Util::refaddr which was called 2 times, avg 3µs/call:
# 2 times (7µs+0s) by Class::MOP::Method::Inlined::can_be_inlined at <a href="Class-MOP-Method-Inlined-pm-line.html#74">line 74 of Class/MOP/Method/Inlined.pm</a>, avg 3µs/call</div></div>sub Scalar::Util::refaddr; # xsub<br /> </td></tr>
<tr><td class="h"><a name="Scalar__Util__reftype"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 128µs within Scalar::Util::reftype which was called 202 times, avg 632ns/call:
# 145 times (77µs+0s) by Class::MOP::Method::wrap at <a href="Class-MOP-Method-pm-line.html#31">line 31 of Class/MOP/Method.pm</a>, avg 532ns/call
# 37 times (35µs+0s) by Sub::Install::_CODELIKE at <a href="Sub-Install-pm-line.html#98">line 98 of Sub/Install.pm</a>, avg 957ns/call
# 16 times (11µs+0s) by List::MoreUtils::all at <a href="Moose-Util-TypeConstraints-pm-line.html#302">line 302 of Moose/Util/TypeConstraints.pm</a>, avg 681ns/call
# 2 times (2µs+0s) by List::MoreUtils::any at <a href="Moose-Util-TypeConstraints-pm-line.html#277">line 277 of Moose/Util/TypeConstraints.pm</a>, avg 1µs/call
# once (2µs+0s) by Class::MOP::Package::has_package_symbol at <a href="Class-MOP-Package-pm-line.html#171">line 171 of Class/MOP/Package.pm</a>
# once (700ns+0s) by Moose::Util::TypeConstraints::subtype at <a href="Moose-Util-TypeConstraints-pm-line.html#296">line 296 of Moose/Util/TypeConstraints.pm</a></div></div>sub Scalar::Util::reftype; # xsub<br /> </td></tr>
<tr><td class="h"><a name="Scalar__Util__weaken"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 679µs within Scalar::Util::weaken which was called 718 times, avg 945ns/call:
# 304 times (217µs+0s) by Class::MOP::Method::attach_to_class at <a href="Class-MOP-Method-pm-line.html#75">line 75 of Class/MOP/Method.pm</a>, avg 715ns/call
# 172 times (220µs+0s) by Class::MOP::Method::Accessor::new at <a href="Class-MOP-Method-Accessor-pm-line.html#37">line 37 of Class/MOP/Method/Accessor.pm</a>, avg 1µs/call
# 119 times (113µs+0s) by Class::MOP::Attribute::attach_to_class at <a href="Class-MOP-Attribute-pm-line.html#232">line 232 of Class/MOP/Attribute.pm</a>, avg 954ns/call
# 52 times (49µs+0s) by Class::MOP::Method::wrap at <a href="Class-MOP-Method-pm-line.html#46">line 46 of Class/MOP/Method.pm</a>, avg 944ns/call
# 38 times (41µs+0s) by Class::MOP::Instance::new at <a href="Class-MOP-Instance-pm-line.html#42">line 42 of Class/MOP/Instance.pm</a>, avg 1µs/call
# 31 times (36µs+0s) by Class::MOP::Method::Constructor::new at <a href="Class-MOP-Method-Constructor-pm-line.html#32">line 32 of Class/MOP/Method/Constructor.pm</a>, avg 1µs/call
# once (900ns+0s) by Moose::Meta::Method::Destructor::new at <a href="Moose-Meta-Method-Destructor-pm-line.html#41">line 41 of Moose/Meta/Method/Destructor.pm</a>
# once (900ns+0s) by Moose::Meta::Method::Constructor::new at <a href="Moose-Meta-Method-Constructor-pm-line.html#39">line 39 of Moose/Meta/Method/Constructor.pm</a></div></div>sub Scalar::Util::weaken; # xsub<br /> </td></tr>
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