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  18 <!-- This is a (PRE) block.  Make sure it's left aligned or your toc title will be off. --> 
  19 <b>RpushCommand: Contents
</b><br>      <a href=
"#RPUSH _key_ _string_">RPUSH _key_ _string_
</a><br>      <a href=
"#LPUSH _key_ _string_">LPUSH _key_ _string_
</a><br>    <a href=
"#Return value">Return value
</a><br>    <a href=
"#See also">See also
</a> 
  22                 <h1 class=
"wikiname">RpushCommand
</h1> 
  29                     <h3><a name=
"RPUSH _key_ _string_">RPUSH _key_ _string_
</a></h3> 
  30 <h3><a name=
"LPUSH _key_ _string_">LPUSH _key_ _string_
</a></h3> 
  31 <i>Time complexity: O(
1)
</i><blockquote>Add the 
<i>string
</i> value to the head (RPUSH) or tail (LPUSH) of the liststored at 
<i>key
</i>. If the key does not exist an empty list is created just beforethe append operation. If the key exists but is not a List an erroris returned.
</blockquote> 
  32 <h2><a name=
"Return value">Return value
</a></h2><a href=
"ReplyTypes.html">Status code reply
</a><h2><a name=
"See also">See also
</a></h2> 
  33 <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>