Online PHP editor | refs for b7kYq

<?php $start = microtime(true); for ($i = 0; $i < 1000000; $i++) { $v = uniqid(); } $elapsed = microtime(true) - $start; echo "uniqid => $elapsed\n"; $start = microtime(true); for ($i = 0; $i < 1000000; $i++) { $v = microtime(); } $elapsed = microtime(true) - $start; echo "microtime => $elapsed\n";