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@ 2013-03-09T18:14:03Z

<?php

function &return_a() {
    global $a;
    return $a;
}

$a = array(1,2,3);
array_shift(return_a());
print_r($a);

$a = array(1,2,3);
array_shift((return_a()));
print_r($a);

Output
Performance
VLD
References
Branches

print_r: documentation ( source)
array_shift: documentation ( source)

preferences:dark modelive preview

50.02 ms | 402 KiB | 5 Q