<?php
/**
* Simple function to replicate PHP 5 behaviour
*/
function microtime_float()
{
list($usec,
$sec) =
explode(" ",
microtime());
return ((float)$usec + (float)$sec);
}
$time_start =
microtime_float();
// Sleep for a while
usleep(100);
$time_end =
microtime_float();
$time =
$time_end -
$time_start;
echo "Did nothing in $time seconds\n";
?>