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<?php namespace std { function array_pop(array &$array): mixed { foreach ($array as $key => $value) {} unset($array[$key]); return $value; } } namespace { $preflight = microtime(true); $foo = ['bar', 123, 'baz', true]; $start = microtime(true); var_dump(array_pop($foo), $foo); $end = microtime(true); printf("%0.6fs\n", $end - $start); $foo = ['bar', 123, 'baz', true]; $start = microtime(true); var_dump(std\array_pop($foo), $foo); $end = microtime(true); printf("%0.6fs\n", $end - $start); }
Output for git.master
bool(true) array(3) { [0]=> string(3) "bar" [1]=> int(123) [2]=> string(3) "baz" } 0.000026s bool(true) array(3) { [0]=> string(3) "bar" [1]=> int(123) [2]=> string(3) "baz" } 0.000021s

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