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44 lines
2.1 KiB
HTML
44 lines
2.1 KiB
HTML
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">
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<link type="text/css" rel="stylesheet" href="style.css" />
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<div id="page">
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<a href="index.html">
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<img style="border:none" alt="Redis Documentation" src="redis.png">
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<!-- This is a (PRE) block. Make sure it's left aligned or your toc title will be off. -->
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<b>SismemberCommand: Contents</b><br> <a href="#SISMEMBER _key_ _member_">SISMEMBER _key_ _member_</a><br> <a href="#Return value">Return value</a><br> <a href="#See also">See also</a>
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<h1 class="wikiname">SismemberCommand</h1>
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<h1><a name="SISMEMBER _key_ _member_">SISMEMBER _key_ _member_</a></h1>
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<i>Time complexity O(1)</i><blockquote>Return 1 if <i>member</i> is a member of the set stored at <i>key</i>, otherwise0 is returned. On error a negative value is returned. Client librariesshould raise an error when a negative value is returned instead to passthe value to the caller.</blockquote>
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<h2><a name="Return value">Return value</a></h2><a href="ReplyTypes.html">Integer reply</a>, specifically:<br/><br/><pre class="codeblock python" name="code">
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1 if the element is a member of the set
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0 if the element is not a member of the set OR if the key does not exist
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-2 if the key does not hold a set value
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</pre><h2><a name="See also">See also</a></h2>
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<ul><li> <a href="SremCommand.html">SREM</a></li><li> <a href="SismemberCommand.html">SISMEMBER</a></li><li> <a href="ScardCommand.html">SCARD</a></li><li> <a href="SmembersCommand.html">SMEMBERS</a></li><li> <a href="SinterCommand.html">SINTER</a></li><li> <a href="SinterstoreCommand.html">SINTERSTORE</a></li></ul>
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