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data [C++ Reference]
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<h2><a name="data" id="data">data</a></h2>
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<p>
Syntax:
</p>
<pre class="c code c++" style="font-family:monospace;"> <span class="co2">#include <string></span>
<span class="kw4">const</span> <span class="kw4">char</span> <span class="sy0">*</span>data<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy0">;</span></pre>
<p>
The function data() returns a pointer to the first character in the current
string.
</p>
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For example:
</p>
<pre class="c code c++" style="font-family:monospace;"><span class="co2">#include <iostream></span>
<span class="co2">#include <string></span>
using namespace std<span class="sy0">;</span>
<span class="kw4">int</span> main <span class="br0">(</span><span class="br0">)</span>
<span class="br0">{</span>
<span class="kw4">string</span> str1<span class="sy0">=</span><span class="st0">"hello"</span><span class="sy0">;</span>
<span class="kw4">const</span> <span class="kw4">char</span> <span class="sy0">*</span>ch<span class="sy0">;</span>
size_t n<span class="sy0">=</span>str1.<span class="me1">length</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
ch<span class="sy0">=</span>str1.<span class="me1">data</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
<span class="kw1">for</span><span class="br0">(</span><span class="kw4">int</span> i<span class="sy0">=</span><span class="nu0">0</span><span class="sy0">;</span>i<span class="sy0"><=</span>n<span class="sy0">;</span>i<span class="sy0">++</span><span class="br0">)</span>
<span class="br0">{</span>
cout<span class="sy0"><<*</span><span class="br0">(</span>ch<span class="sy0">++</span><span class="br0">)</span><span class="sy0">;</span>
<span class="br0">}</span>
<span class="kw1">return</span> <span class="nu0">0</span><span class="sy0">;</span>
<span class="br0">}</span></pre>
<p>
Related Topics: <a href="../string/operator.html" class="wikilink1" title="string:string_operators">String operators</a>, <a href="../string/c_str.html" class="wikilink1" title="string:c_str">c_str</a>
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