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@ 2014-05-14T10:43:58Z

<?php
$samples=array(
            array('a1','a2'),
            array('b1','b2'),
            array('c1','c2')
            );
for($i=0; $i<count($samples[0]); $i++){
	$names[] = array_column($samples, $i); 
}
print_r($names);

Output
Performance
VLD
References
Branches

array_column: documentation ( source)
print_r: documentation ( source)

preferences:dark modelive preview

47.4 ms | 402 KiB | 5 Q