Online PHP editor | refs for kIDbg

<?php $time_start = microtime(true); for($i = 0; $i < 1000000; $i++) { $arr = []; if(empty($arr) === true) {} } $time_end = microtime(true); $time = $time_end - $time_start; echo "empty() w/ exact comparison: $time seconds\n"; $time_start = microtime(true); for($i = 0; $i < 1000000; $i++) { $arr = []; if($arr === array()) {} } $time_end = microtime(true); $time = $time_end - $time_start; echo "exact comparison to new empty array: $time seconds\n";