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19 | <b>ScardCommand: Contents</b><br> <a href="#SCARD _key_">SCARD _key_</a><br> <a href="#Return value">Return value</a><br> <a href="#See also">See also</a> |
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22 | <h1 class="wikiname">ScardCommand</h1> |
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29 | <h1><a name="SCARD _key_">SCARD _key_</a></h1> |
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30 | <i>Time complexity O(1)</i><blockquote>Return the set cardinality (number of elements). If the <i>key</i> does notexist 0 is returned, like for empty sets.</blockquote> |
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31 | <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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32 | the cardinality (number of elements) of the set as an integer. |
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33 | </pre><h2><a name="See also">See also</a></h2> |
34 | <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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