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redis-docs/docs/LindexCommand.rst
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2011-04-06 13:27:48 -04:00

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`|Redis Documentation| <index.html>`_
**LindexCommand: Contents**
  `LINDEX \_key\_ \_index\_ <#LINDEX%20_key_%20_index_>`_
    `Return value <#Return%20value>`_
LindexCommand
=============
#sidebar `ListCommandsSidebar <ListCommandsSidebar.html>`_
LINDEX \_key\_ \_index\_
========================
*Time complexity: O(n) (with n being the length of the list)*
Return the specified element of the list stored at the
specifiedkey. 0 is the first element, 1 the second and so on.
Negative indexesare supported, for example -1 is the last element,
-2 the penultimateand so on.
If the value stored at key is not of list type an error is
returned.If the index is out of range a 'nil' reply is returned.
Note that even if the average time complexity is O(n) asking forthe
first or the last element of the list is O(1).
Return value
------------
`Bulk reply <ReplyTypes.html>`_, specifically the requested
element.
.. |Redis Documentation| image:: redis.png