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<span class="siteTitle">NYTProf Performance Profile</span>
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<span class="siteSubtitle">Run on Mon Aug 12 14:45:28 2013<br />Reported on Mon Aug 12 14:46:14 2013</span>
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<table class="file_summary"><tr><td class="h">Filename</td><td align="left"><a href="file:///Users/dde/perl5/perlbrew/perls/5.18.0t/lib/5.18.0/darwin-thread-multi-2level/IO/Seekable.pm">/Users/dde/perl5/perlbrew/perls/5.18.0t/lib/5.18.0/darwin-thread-multi-2level/IO/Seekable.pm</a></td></tr>
<tr><td class="h">Statements</td><td align="left">Executed 17 statements in 628µs</td></tr></table>
<table id="subs_table" border="1" cellpadding="0" class="tablesorter">
<caption>Subroutines</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="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">2.26ms</span></td><td class="c0"><span title="0.0%">2.95ms</span></td><td class="sub_name"><span style="display: none;">IO::Seekable::::BEGIN@101</span>IO::Seekable::<a href="IO-Seekable-pm-12-line.html#101">BEGIN@101</a></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%">386µs</span></td><td class="c0"><span title="0.0%">861µs</span></td><td class="sub_name"><span style="display: none;">IO::Seekable::::BEGIN@104</span>IO::Seekable::<a href="IO-Seekable-pm-12-line.html#104">BEGIN@104</a></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%">13µs</span></td><td class="c3"><span title="0.0%">13µs</span></td><td class="sub_name"><span style="display: none;">IO::Seekable::::BEGIN@97</span>IO::Seekable::<a href="IO-Seekable-pm-12-line.html#97">BEGIN@97</a></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%">6µs</span></td><td class="c3"><span title="0.0%">34µs</span></td><td class="sub_name"><span style="display: none;">IO::Seekable::::BEGIN@98</span>IO::Seekable::<a href="IO-Seekable-pm-12-line.html#98">BEGIN@98</a></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%">5µs</span></td><td class="c3"><span title="0.0%">15µs</span></td><td class="sub_name"><span style="display: none;">IO::Seekable::::BEGIN@99</span>IO::Seekable::<a href="IO-Seekable-pm-12-line.html#99">BEGIN@99</a></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;">IO::Seekable::::seek</span>IO::Seekable::<a href="IO-Seekable-pm-12-line.html#113">seek</a></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;">IO::Seekable::::sysseek</span>IO::Seekable::<a href="IO-Seekable-pm-12-line.html#118">sysseek</a></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;">IO::Seekable::::tell</span>IO::Seekable::<a href="IO-Seekable-pm-12-line.html#123">tell</a></td></tr>
</tbody></table>
Call graph for these subroutines as a
<a href="http://en.wikipedia.org/wiki/Graphviz">Graphviz</a>
<a href="Users-dde-perl5-perlbrew-perls-5-18-0t-lib-5-18-0-darwin-thread-multi-2level-IO-Seekable-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 (inclusive)">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">#</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">package IO::Seekable;</td></tr>
<tr><td class="h"><a name="4"></a>4</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="5"></a>5</td><td></td><td></td><td></td><td></td><td class="s">=head1 NAME</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">IO::Seekable - supply seek based methods for I/O objects</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></td><td></td><td></td><td></td><td class="s">=head1 SYNOPSIS</td></tr>
<tr><td class="h"><a name="10"></a>10</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="11"></a>11</td><td></td><td></td><td></td><td></td><td class="s"> use IO::Seekable;</td></tr>
<tr><td class="h"><a name="12"></a>12</td><td></td><td></td><td></td><td></td><td class="s"> package IO::Something;</td></tr>
<tr><td class="h"><a name="13"></a>13</td><td></td><td></td><td></td><td></td><td class="s"> @ISA = qw(IO::Seekable);</td></tr>
<tr><td class="h"><a name="14"></a>14</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="15"></a>15</td><td></td><td></td><td></td><td></td><td class="s">=head1 DESCRIPTION</td></tr>
<tr><td class="h"><a name="16"></a>16</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="17"></a>17</td><td></td><td></td><td></td><td></td><td class="s">C<IO::Seekable> does not have a constructor of its own as it is intended to</td></tr>
<tr><td class="h"><a name="18"></a>18</td><td></td><td></td><td></td><td></td><td class="s">be inherited by other C<IO::Handle> based objects. It provides methods</td></tr>
<tr><td class="h"><a name="19"></a>19</td><td></td><td></td><td></td><td></td><td class="s">which allow seeking of the file descriptors.</td></tr>
<tr><td class="h"><a name="20"></a>20</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="21"></a>21</td><td></td><td></td><td></td><td></td><td class="s">=over 4</td></tr>
<tr><td class="h"><a name="22"></a>22</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="23"></a>23</td><td></td><td></td><td></td><td></td><td class="s">=item $io->getpos</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">Returns an opaque value that represents the current position of the</td></tr>
<tr><td class="h"><a name="26"></a>26</td><td></td><td></td><td></td><td></td><td class="s">IO::File, or C<undef> if this is not possible (eg an unseekable stream such</td></tr>
<tr><td class="h"><a name="27"></a>27</td><td></td><td></td><td></td><td></td><td class="s">as a terminal, pipe or socket). If the fgetpos() function is available in</td></tr>
<tr><td class="h"><a name="28"></a>28</td><td></td><td></td><td></td><td></td><td class="s">your C library it is used to implements getpos, else perl emulates getpos</td></tr>
<tr><td class="h"><a name="29"></a>29</td><td></td><td></td><td></td><td></td><td class="s">using C's ftell() function.</td></tr>
<tr><td class="h"><a name="30"></a>30</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="31"></a>31</td><td></td><td></td><td></td><td></td><td class="s">=item $io->setpos</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">Uses the value of a previous getpos call to return to a previously visited</td></tr>
<tr><td class="h"><a name="34"></a>34</td><td></td><td></td><td></td><td></td><td class="s">position. Returns "0 but true" on success, C<undef> on failure.</td></tr>
<tr><td class="h"><a name="35"></a>35</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="36"></a>36</td><td></td><td></td><td></td><td></td><td class="s">=back</td></tr>
<tr><td class="h"><a name="37"></a>37</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="38"></a>38</td><td></td><td></td><td></td><td></td><td class="s">See L<perlfunc> for complete descriptions of each of the following</td></tr>
<tr><td class="h"><a name="39"></a>39</td><td></td><td></td><td></td><td></td><td class="s">supported C<IO::Seekable> methods, which are just front ends for the</td></tr>
<tr><td class="h"><a name="40"></a>40</td><td></td><td></td><td></td><td></td><td class="s">corresponding built-in functions:</td></tr>
<tr><td class="h"><a name="41"></a>41</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="42"></a>42</td><td></td><td></td><td></td><td></td><td class="s">=over 4</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">=item $io->seek ( POS, WHENCE )</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">Seek the IO::File to position POS, relative to WHENCE:</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">=over 8</td></tr>
<tr><td class="h"><a name="49"></a>49</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="50"></a>50</td><td></td><td></td><td></td><td></td><td class="s">=item WHENCE=0 (SEEK_SET)</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">POS is absolute position. (Seek relative to the start of the file)</td></tr>
<tr><td class="h"><a name="53"></a>53</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="54"></a>54</td><td></td><td></td><td></td><td></td><td class="s">=item WHENCE=1 (SEEK_CUR)</td></tr>
<tr><td class="h"><a name="55"></a>55</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="56"></a>56</td><td></td><td></td><td></td><td></td><td class="s">POS is an offset from the current position. (Seek relative to current)</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">=item WHENCE=2 (SEEK_END)</td></tr>
<tr><td class="h"><a name="59"></a>59</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="60"></a>60</td><td></td><td></td><td></td><td></td><td class="s">POS is an offset from the end of the file. (Seek relative to end)</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">=back</td></tr>
<tr><td class="h"><a name="63"></a>63</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="64"></a>64</td><td></td><td></td><td></td><td></td><td class="s">The SEEK_* constants can be imported from the C<Fcntl> module if you</td></tr>
<tr><td class="h"><a name="65"></a>65</td><td></td><td></td><td></td><td></td><td class="s">don't wish to use the numbers C<0> C<1> or C<2> in your code.</td></tr>
<tr><td class="h"><a name="66"></a>66</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="67"></a>67</td><td></td><td></td><td></td><td></td><td class="s">Returns C<1> upon success, C<0> otherwise.</td></tr>
<tr><td class="h"><a name="68"></a>68</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="69"></a>69</td><td></td><td></td><td></td><td></td><td class="s">=item $io->sysseek( POS, WHENCE )</td></tr>
<tr><td class="h"><a name="70"></a>70</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="71"></a>71</td><td></td><td></td><td></td><td></td><td class="s">Similar to $io->seek, but sets the IO::File's position using the system</td></tr>
<tr><td class="h"><a name="72"></a>72</td><td></td><td></td><td></td><td></td><td class="s">call lseek(2) directly, so will confuse most perl IO operators except</td></tr>
<tr><td class="h"><a name="73"></a>73</td><td></td><td></td><td></td><td></td><td class="s">sysread and syswrite (see L<perlfunc> for full details)</td></tr>
<tr><td class="h"><a name="74"></a>74</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="75"></a>75</td><td></td><td></td><td></td><td></td><td class="s">Returns the new position, or C<undef> on failure. A position</td></tr>
<tr><td class="h"><a name="76"></a>76</td><td></td><td></td><td></td><td></td><td class="s">of zero is returned as the string C<"0 but true"></td></tr>
<tr><td class="h"><a name="77"></a>77</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="78"></a>78</td><td></td><td></td><td></td><td></td><td class="s">=item $io->tell</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">Returns the IO::File's current position, or -1 on error.</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">=back</td></tr>
<tr><td class="h"><a name="83"></a>83</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="84"></a>84</td><td></td><td></td><td></td><td></td><td class="s">=head1 SEE ALSO</td></tr>
<tr><td class="h"><a name="85"></a>85</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="86"></a>86</td><td></td><td></td><td></td><td></td><td class="s">L<perlfunc>, </td></tr>
<tr><td class="h"><a name="87"></a>87</td><td></td><td></td><td></td><td></td><td class="s">L<perlop/"I/O Operators">,</td></tr>
<tr><td class="h"><a name="88"></a>88</td><td></td><td></td><td></td><td></td><td class="s">L<IO::Handle></td></tr>
<tr><td class="h"><a name="89"></a>89</td><td></td><td></td><td></td><td></td><td class="s">L<IO::File></td></tr>
<tr><td class="h"><a name="90"></a>90</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="91"></a>91</td><td></td><td></td><td></td><td></td><td class="s">=head1 HISTORY</td></tr>
<tr><td class="h"><a name="92"></a>92</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="93"></a>93</td><td></td><td></td><td></td><td></td><td class="s">Derived from FileHandle.pm by Graham Barr E<lt>gbarr@pobox.comE<gt></td></tr>
<tr><td class="h"><a name="94"></a>94</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="95"></a>95</td><td></td><td></td><td></td><td></td><td class="s">=cut</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 class="c1">2</td><td class="c0"><span title="Avg 20µs">41µs</span></td><td class="c3">1</td><td class="c3">13µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 13µs within IO::Seekable::BEGIN@97 which was called:
# once (13µs+0s) by IO::File::BEGIN@133 at <a href="IO-Seekable-pm-12-line.html#97">line 97</a></div></div>use 5.006_001;<div class="calls"><div class="calls_out"># spent 13µs making 1 call to <a href="IO-Seekable-pm-12-line.html#97">IO::Seekable::BEGIN@97</a></div></div></td></tr>
<tr><td class="h"><a name="98"></a>98</td><td class="c1">2</td><td class="c2"><span title="Avg 10µs">19µs</span></td><td class="c3">2</td><td class="c3">61µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 34µs (6+27) within IO::Seekable::BEGIN@98 which was called:
# once (6µs+27µs) by IO::File::BEGIN@133 at <a href="IO-Seekable-pm-12-line.html#98">line 98</a></div></div>use Carp;<div class="calls"><div class="calls_out"># spent 34µs making 1 call to <a href="IO-Seekable-pm-12-line.html#98">IO::Seekable::BEGIN@98</a>
# spent 27µs making 1 call to <a href="Exporter-pm-9-line.html#28">Exporter::import</a></div></div></td></tr>
<tr><td class="h"><a name="99"></a>99</td><td class="c1">2</td><td class="c1"><span title="Avg 15µs">31µs</span></td><td class="c3">2</td><td class="c3">25µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 15µs (5+10) within IO::Seekable::BEGIN@99 which was called:
# once (5µs+10µs) by IO::File::BEGIN@133 at <a href="IO-Seekable-pm-12-line.html#99">line 99</a></div></div>use strict;<div class="calls"><div class="calls_out"># spent 15µs making 1 call to <a href="IO-Seekable-pm-12-line.html#99">IO::Seekable::BEGIN@99</a>
# spent 10µs making 1 call to <a href="strict-pm-3-line.html#42">strict::import</a></div></div></td></tr>
<tr><td class="h"><a name="100"></a>100</td><td class="c3">1</td><td class="c3"><span title="Avg 300ns">300ns</span></td><td></td><td></td><td class="s">our($VERSION, @EXPORT, @ISA);</td></tr>
<tr><td class="h"><a name="101"></a>101</td><td class="c1">2</td><td class="c0"><span title="Avg 136µs">272µs</span></td><td class="c3">1</td><td class="c0">2.95ms</td><td class="s"><div class="calls"><div class="calls_in"># spent 2.95ms (2.26+685µs) within IO::Seekable::BEGIN@101 which was called:
# once (2.26ms+685µs) by IO::File::BEGIN@133 at <a href="IO-Seekable-pm-12-line.html#101">line 101</a></div></div>use IO::Handle ();<div class="calls"><div class="calls_out"># spent 2.95ms making 1 call to <a href="IO-Seekable-pm-12-line.html#101">IO::Seekable::BEGIN@101</a></div></div></td></tr>
<tr><td class="h"><a name="102"></a>102</td><td></td><td></td><td></td><td></td><td class="s"># XXX we can't get these from IO::Handle or we'll get prototype</td></tr>
<tr><td class="h"><a name="103"></a>103</td><td></td><td></td><td></td><td></td><td class="s"># mismatch warnings on C<use POSIX; use IO::File;> :-(</td></tr>
<tr><td class="h"><a name="104"></a>104</td><td class="c1">2</td><td class="c0"><span title="Avg 119µs">239µs</span></td><td class="c3">2</td><td class="c0">1.07ms</td><td class="s"><div class="calls"><div class="calls_in"># spent 861µs (386+475) within IO::Seekable::BEGIN@104 which was called:
# once (386µs+475µs) by IO::File::BEGIN@133 at <a href="IO-Seekable-pm-12-line.html#104">line 104</a></div></div>use Fcntl qw(SEEK_SET SEEK_CUR SEEK_END);<div class="calls"><div class="calls_out"># spent 861µs making 1 call to <a href="IO-Seekable-pm-12-line.html#104">IO::Seekable::BEGIN@104</a>
# spent 209µs making 1 call to <a href="Exporter-pm-9-line.html#28">Exporter::import</a></div></div></td></tr>
<tr><td class="h"><a name="105"></a>105</td><td class="c3">1</td><td class="c3"><span title="Avg 300ns">300ns</span></td><td></td><td></td><td class="s">require Exporter;</td></tr>
<tr><td class="h"><a name="106"></a>106</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="107"></a>107</td><td class="c3">1</td><td class="c3"><span title="Avg 1µs">1µs</span></td><td></td><td></td><td class="s">@EXPORT = qw(SEEK_SET SEEK_CUR SEEK_END);</td></tr>
<tr><td class="h"><a name="108"></a>108</td><td class="c3">1</td><td class="c3"><span title="Avg 10µs">10µs</span></td><td></td><td></td><td class="s">@ISA = qw(Exporter);</td></tr>
<tr><td class="h"><a name="109"></a>109</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="110"></a>110</td><td class="c3">1</td><td class="c3"><span title="Avg 300ns">300ns</span></td><td></td><td></td><td class="s">$VERSION = "1.10";</td></tr>
<tr><td class="h"><a name="111"></a>111</td><td class="c3">1</td><td class="c3"><span title="Avg 11µs">11µs</span></td><td></td><td></td><td class="s">$VERSION = eval $VERSION;<div class="calls"><div class="calls_out"># spent 2µs executing statements in <a href="(eval 3)[IO-Seekable-pm-111]-18-line.html">string eval</a></div></div></td></tr>
<tr><td class="h"><a name="112"></a>112</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="113"></a>113</td><td></td><td></td><td></td><td></td><td class="s">sub seek {</td></tr>
<tr><td class="h"><a name="114"></a>114</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 3 or croak 'usage: $io->seek(POS, WHENCE)';</td></tr>
<tr><td class="h"><a name="115"></a>115</td><td></td><td></td><td></td><td></td><td class="s"> seek($_[0], $_[1], $_[2]);</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"></td></tr>
<tr><td class="h"><a name="118"></a>118</td><td></td><td></td><td></td><td></td><td class="s">sub sysseek {</td></tr>
<tr><td class="h"><a name="119"></a>119</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 3 or croak 'usage: $io->sysseek(POS, WHENCE)';</td></tr>
<tr><td class="h"><a name="120"></a>120</td><td></td><td></td><td></td><td></td><td class="s"> sysseek($_[0], $_[1], $_[2]);</td></tr>
<tr><td class="h"><a name="121"></a>121</td><td></td><td></td><td></td><td></td><td class="s">}</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">sub tell {</td></tr>
<tr><td class="h"><a name="124"></a>124</td><td></td><td></td><td></td><td></td><td class="s"> @_ == 1 or croak 'usage: $io->tell()';</td></tr>
<tr><td class="h"><a name="125"></a>125</td><td></td><td></td><td></td><td></td><td class="s"> tell($_[0]);</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"></td></tr>
<tr><td class="h"><a name="128"></a>128</td><td class="c3">1</td><td class="c3"><span title="Avg 4µs">4µs</span></td><td></td><td></td><td class="s">1;</td></tr>
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