[redis.git] / doc / LpopCommand.html


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<!-- This is a (PRE) block.  Make sure it's left aligned or your toc title will be off. -->
<b>LpopCommand: Contents</b><br>&nbsp;&nbsp;<a href="#LPOP _key_">LPOP _key_</a><br>&nbsp;&nbsp;<a href="#RPOP _key_">RPOP _key_</a><br>&nbsp;&nbsp;&nbsp;&nbsp;<a href="#Return value">Return value</a>
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                <h1 class="wikiname">LpopCommand</h1>

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                    &iuml;&raquo;&iquest;#sidebar <a href="ListCommandsSidebar.html">ListCommandsSidebar</a><h1><a name="LPOP _key_">LPOP _key_</a></h1>
<h1><a name="RPOP _key_">RPOP _key_</a></h1>
<i>Time complexity: O(1)</i><blockquote>Atomically return and remove the first (LPOP) or last (RPOP) elementof the list. For example if the list contains the elements &quot;a&quot;,&quot;b&quot;,&quot;c&quot; LPOPwill return &quot;a&quot; and the list will become &quot;b&quot;,&quot;c&quot;.</blockquote>
<blockquote>If the <i>key</i> does not exist or the list is already empty the specialvalue 'nil' is returned.</blockquote>
<h2><a name="Return value">Return value</a></h2><a href="ReplyTypes.html">Bulk reply</a>

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Commit	Line	Data
924aa408	1
	2	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">
	3	<html>
	4	<head>
	5	<link type="text/css" rel="stylesheet" href="style.css" />
	6	</head>
	7	<body>
	8	<div id="page">
	9
	10	<div id='header'>
	11	<a href="index.html">
	12	<img style="border:none" alt="Redis Documentation" src="redis.png">
	13	</a>
	14	</div>
	15
	16	<div id="pagecontent">
	17	<div class="index">
	18	<!-- This is a (PRE) block. Make sure it's left aligned or your toc title will be off. -->
43f30ac0	19	<b>LpopCommand: Contents</b><br>  <a href="#LPOP _key_">LPOP _key_</a><br>  <a href="#RPOP _key_">RPOP _key_</a><br>    <a href="#Return value">Return value</a>
924aa408	20	</div>
	21
	22	<h1 class="wikiname">LpopCommand</h1>
	23
	24	<div class="summary">
	25
	26	</div>
	27
	28	<div class="narrow">
43f30ac0	29	ï»¿#sidebar <a href="ListCommandsSidebar.html">ListCommandsSidebar</a><h1><a name="LPOP _key_">LPOP _key_</a></h1>
924aa408	30	<h1><a name="RPOP _key_">RPOP _key_</a></h1>
	31	<i>Time complexity: O(1)</i><blockquote>Atomically return and remove the first (LPOP) or last (RPOP) elementof the list. For example if the list contains the elements "a","b","c" LPOPwill return "a" and the list will become "b","c".</blockquote>
	32	<blockquote>If the <i>key</i> does not exist or the list is already empty the specialvalue 'nil' is returned.</blockquote>
43f30ac0	33	<h2><a name="Return value">Return value</a></h2><a href="ReplyTypes.html">Bulk reply</a>
43f30ac0	34
924aa408	35	</div>
	36
	37	</div>
	38	</div>
	39	</body>
	40	</html>
	41