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PHP: Add key and value to beginning of array

Posted on 2011-09-20
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Last Modified: 2012-05-12
Using PHP, how can I add a key and value to the beginning of an array?
<pre><?php

$zzz=array();

$zzz['b']='Banana';
$zzz['c']='Cherry';
$zzz['d']='Durian';

$zzz = array_merge($zzz,'a'->'Apple');

print_r($zzz);

?>
</pre>

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Question by:hankknight
[X]
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5 Comments
 
LVL 22

Expert Comment

by:Kim Walker
ID: 36568486
Try:

$zzz = array_merge($zzz,array('a'->'Apple'));

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Expert Comment

by:haloexpertsexchange
ID: 36568497
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LVL 16

Author Comment

by:hankknight
ID: 36568553
xmediaman, your idea gives a parse error.

halo, your idea does not preserve the key.

Please provide a working example based on the code I posted, thanks!
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LVL 22

Expert Comment

by:Kim Walker
ID: 36569003
Correction:

$zzz = array_merge($zzz,array('a'=>'Apple') );

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Accepted Solution

by:
Kim Walker earned 500 total points
ID: 36569015
If you want "a" to be first in the array order, simply reverse the order of the array_merge arguments:

$zzz = array_merge(array('a'=>'Apple'),$zzz);

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