note 99579 added to function.array-intersect-ukey
| From: | Fred at osu1 dot php dot net | Date: | Wed, 25 Aug 2010 09:08:27 +0000 |
| Subject: | note 99579 added to function.array-intersect-ukey | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-172036@lists.php.net to get a copy of this message | ||
Using PHP Version 5.2.9-2 on Win 32
For those wondering what happens with numeric keys, here's a short example that might save you
time :
$a=array(1=>'a',2=>'b',3=>'c');
$b=array(2=>'z',3=>'c',4=>'d');
$c=array_intersect_key($a,$b);
print_r($c);
Will output
Array
(
[2] => b
[3] => c
)
It works fine, if values are different, the first array's ones are retained.
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Manual Page -- http://www.php.net/manual/en/function.array-intersect-ukey.php
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