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<div class="section" id="determine-if-a-keys-exists">
-<h1>Determine if a keys exists.<a class="headerlink" href="#determine-if-a-keys-exists" title="Permalink to this headline">¶</a></h1>
+<h1>Determine if a keys exists<a class="headerlink" href="#determine-if-a-keys-exists" title="Permalink to this headline">¶</a></h1>
<div class="section" id="synopsis">
-<span id="index-0"></span><h2>SYNOPSIS<a class="headerlink" href="#synopsis" title="Permalink to this headline">¶</a></h2>
-<p>#include <libmemcached/memcached.h></p>
-<dl class="function">
+<h2>SYNOPSIS<a class="headerlink" href="#synopsis" title="Permalink to this headline">¶</a></h2>
+<dl class="simple">
+<dt>#include <libmemcached/memcached.h></dt><dd><p>Compile and link with -lmemcached</p>
+</dd>
+</dl>
+<dl class="cpp function">
<dt id="_CPPv415memcached_existP12memcached_stPcP6size_t">
<span id="_CPPv315memcached_existP12memcached_stPcP6size_t"></span><span id="_CPPv215memcached_existP12memcached_stPcP6size_t"></span><span id="memcached_exist__memcached_stP.cP.sP"></span><a class="reference internal" href="memcached_return_t.html#_CPPv418memcached_return_t" title="memcached_return_t">memcached_return_t</a> <code class="sig-name descname">memcached_exist</code><span class="sig-paren">(</span><a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st">memcached_st</a> *<em>ptr</em>, char *<em>key</em>, size_t *<em>key_length</em><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv415memcached_existP12memcached_stPcP6size_t" title="Permalink to this definition">¶</a><br /></dt>
<dd></dd></dl>
-<dl class="function">
+<dl class="cpp function">
<dt id="_CPPv422memcached_exist_by_keyP12memcached_stPcP6size_tPcP6size_t">
<span id="_CPPv322memcached_exist_by_keyP12memcached_stPcP6size_tPcP6size_t"></span><span id="_CPPv222memcached_exist_by_keyP12memcached_stPcP6size_tPcP6size_t"></span><span id="memcached_exist_by_key__memcached_stP.cP.sP.cP.sP"></span><a class="reference internal" href="memcached_return_t.html#_CPPv418memcached_return_t" title="memcached_return_t">memcached_return_t</a> <code class="sig-name descname">memcached_exist_by_key</code><span class="sig-paren">(</span><a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st">memcached_st</a> *<em>ptr</em>, char *<em>group_key</em>, size_t *<em>group_key_length</em>, char *<em>key</em>, size_t *<em>key_length</em><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv422memcached_exist_by_keyP12memcached_stPcP6size_tPcP6size_t" title="Permalink to this definition">¶</a><br /></dt>
-<dd></dd></dl>
+<dd><dl class="field-list simple">
+<dt class="field-odd">Parameters</dt>
+<dd class="field-odd"><ul class="simple">
+<li><p><strong>ptr</strong> -- pointer to an initialized <a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_st</span></code></a> struct</p></li>
+<li><p><strong>group_key</strong> -- the key namespace</p></li>
+<li><p><strong>group_key_length</strong> -- length of the <a class="reference internal" href="#_CPPv422memcached_exist_by_keyP12memcached_stPcP6size_tPcP6size_t" title="memcached_exist_by_key::group_key"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">group_key</span></code></a> without any terminating zero</p></li>
+<li><p><strong>key</strong> -- the key to check</p></li>
+<li><p><strong>key_length</strong> -- length of the <a class="reference internal" href="#_CPPv422memcached_exist_by_keyP12memcached_stPcP6size_tPcP6size_t" title="memcached_exist_by_key::key"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">key</span></code></a> without any terminating zero</p></li>
+</ul>
+</dd>
+<dt class="field-even">Returns</dt>
+<dd class="field-even"><p><a class="reference internal" href="memcached_return_t.html#_CPPv418memcached_return_t" title="memcached_return_t"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_return_t</span></code></a> indicating success</p>
+</dd>
+</dl>
+</dd></dl>
-<p>Compile and link with -lmemcached</p>
<div class="versionadded">
<p><span class="versionmodified added">New in version 0.53.</span></p>
</div>
</div>
<div class="section" id="see-also">
<h2>SEE ALSO<a class="headerlink" href="#see-also" title="Permalink to this headline">¶</a></h2>
+<ul class="simple">
+<li><p><em class="manpage"><a class="manpage reference external" href="https://linux.die.net/man/1/memcached">memcached(1)</a></em></p></li>
+<li><p><a class="reference internal" href="../libmemcached.html"><span class="doc">C/C++ Client Library for memcached</span></a></p></li>
+<li><p><a class="reference internal" href="memcached_strerror.html"><span class="doc">Converting Error Codes to Messages</span></a></p></li>
+</ul>
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