"; $start_time=microtime(); for($x=0; $x<100000; $x++) { $blah = '10char string'; } $end_time = microtime(); $start_time=explode(" ",$start_time); $start_time=$start_time[0] + $start_time[1]; $end_time = explode(" ", $end_time); $end_time = $end_time[0] + $end_time[1]; print "Took " . ($end_time - $start_time) . " seconds to use ' with 10 chars 100,000 times."; ?>