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@ 2013-04-04T06:59:26Z

<?php
$test = array(
    array('a' => 'testA',
         'b' => 'testB'),
    array('a' =>'testC',
         'b' => 'testD')
    );

print_r(array_keys('testC'));

Output
Performance
VLD
References
Branches

print_r: documentation ( source)
array_keys: documentation ( source)

preferences:dark modelive preview

52.23 ms | 402 KiB | 5 Q