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@ 2013-09-05T10:27:33Z

<?php

$a = array(
    'a' => array(
        'name' => 'a1', 
        'second_name' => 'a2'
    ), 
    'b' => array(
        'name' => 'b1', 
        'second_name' => 'b2'
    ), 
    'c' => array(
        'name' => 'c1', 
        'second_name' => 'c2'
    )
);

$field = 'name';
$search = 'b2';

print_r(
    array_filter(
        $a, 
        function($value, $field, $search){ 
            return $value[$field] == $search; 
        }
    )
);

Output
Performance
VLD
References
Branches

print_r: documentation ( source)
array_filter: documentation ( source)

preferences:dark modelive preview

38.27 ms | 402 KiB | 5 Q