Online PHP editor | refs for SEYae

<?php $i=0;; while($i < 60000) { $i++; $data[md5($i)] = true; } $stime = microtime(true); array_key_exists('notexistingkey', $data); $time = microtime(true) - $stime; echo "Starting array_key_exists => $time\n"; $stime = microtime(true); isset($data['notexistingkey']); $time = microtime(true) - $stime; echo "Starting isset => $time\n";