ae.c now supports multiple polling API modules, even if only ae_select.c is implement...

[redis.git] / doc / LlenCommand.html

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                     <h1><a name="LLEN _key_">LLEN _key_</a></h1>
 <i>Time complexity: O(1)</i><blockquote>Return the length of the list stored at the specified key. If thekey does not exist zero is returned (the same behaviour as forempty lists). If the value stored at <i>key</i> is not a list an error is returned.</blockquote>
 <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">
-The length of the list as an integer `&gt;=` 0 if the operation succeeded
--2 if the specified key does not hold a list value
-</pre>Note that library clients should raise an error if -2 is returned by the Redis server instead to pass the negative value back to the caller.<h2><a name="See also">See also</a></h2>
+The length of the list.
+</pre><h2><a name="See also">See also</a></h2>
 <ul><li> <a href="LlenCommand.html">LLEN</a></li><li> <a href="LrangeCommand.html">LRANGE</a></li><li> <a href="LtrimCommand.html">LTRIM</a></li><li> <a href="LdelCommand.html">LDEL</a></li><li> <a href="LindexCommand.html">LINDEX</a></li><li> <a href="LsetCommand.html">LSET</a></li></ul>
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