Start and stop a timer PHP

Question

I need some information regarding starting and stopping a timer in PHP. I need to measure the elapsed time from the start of my .exe program (I\'m using exec()

Answer 1

You can use microtime and calculate the difference:

$time_pre = microtime(true);
exec(...);
$time_post = microtime(true);
$exec_time = $time_post - $time_pre;

Here's the PHP docs for microtime: http://php.net/manual/en/function.microtime.php