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< 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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< h1 class = "wikiname" > ScardCommand< / h1 >
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< h1 > < a name = "SCARD _key_" > SCARD _key_< / a > < / h1 >
2009-04-08 11:42:34 +00:00
< 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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< 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" >
2009-04-08 11:42:34 +00:00
the cardinality (number of elements) of the set as an integer.
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< / pre > < h2 > < a name = "See also" > See also< / a > < / h2 >
2009-04-28 18:36:08 +00:00
< ul > < li > < a href = "SaddCommand.html" > SADD< / a > < / li > < 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 > < li > < a href = "SmoveCommand.html" > SMOVE< / a > < / li > < / ul >
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