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C++

find an item in std::vector

std::find(vector.begin(), vector.end(), item) ! =vector.end();

//or

vector<int>::iterator it;
it = find(vector.begin(), vector.end(), item);
if (it != =vector.end())
{
	...
}
https://snipt.net/embed/f14585e86bd01fda61bf6098478722e9/
/raw/f14585e86bd01fda61bf6098478722e9/
f14585e86bd01fda61bf6098478722e9
cpp
C++
10
2019-06-17T05:47:00
True
False
False
Aug 20, 2012 at 03:16 AM
/api/public/snipt/45977/
find-an-item-in-stdvector
<table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><a href="#L-1"> 1</a> <a href="#L-2"> 2</a> <a href="#L-3"> 3</a> <a href="#L-4"> 4</a> <a href="#L-5"> 5</a> <a href="#L-6"> 6</a> <a href="#L-7"> 7</a> <a href="#L-8"> 8</a> <a href="#L-9"> 9</a> <a href="#L-10">10</a></pre></div></td><td class="code"><div class="highlight"><pre><span></span><span id="L-1"><a name="L-1"></a><span class="n">std</span><span class="o">::</span><span class="n">find</span><span class="p">(</span><span class="n">vector</span><span class="p">.</span><span class="n">begin</span><span class="p">(),</span> <span class="n">vector</span><span class="p">.</span><span class="n">end</span><span class="p">(),</span> <span class="n">item</span><span class="p">)</span> <span class="o">!</span> <span class="o">=</span><span class="n">vector</span><span class="p">.</span><span class="n">end</span><span class="p">();</span> </span><span id="L-2"><a name="L-2"></a> </span><span id="L-3"><a name="L-3"></a><span class="c1">//or</span> </span><span id="L-4"><a name="L-4"></a> </span><span id="L-5"><a name="L-5"></a><span class="n">vector</span><span class="o">&lt;</span><span class="kt">int</span><span class="o">&gt;::</span><span class="n">iterator</span> <span class="n">it</span><span class="p">;</span> </span><span id="L-6"><a name="L-6"></a><span class="n">it</span> <span class="o">=</span> <span class="n">find</span><span class="p">(</span><span class="n">vector</span><span class="p">.</span><span class="n">begin</span><span class="p">(),</span> <span class="n">vector</span><span class="p">.</span><span class="n">end</span><span class="p">(),</span> <span class="n">item</span><span class="p">);</span> </span><span id="L-7"><a name="L-7"></a><span class="k">if</span> <span class="p">(</span><span class="n">it</span> <span class="o">!=</span> <span class="o">=</span><span class="n">vector</span><span class="p">.</span><span class="n">end</span><span class="p">())</span> </span><span id="L-8"><a name="L-8"></a><span class="p">{</span> </span><span id="L-9"><a name="L-9"></a> <span class="p">...</span> </span><span id="L-10"><a name="L-10"></a><span class="p">}</span> </span></pre></div> </td></tr></table>
C++, vector