- microtime: documentation ( source)
<?php
$c = 10000000;
$i = 0;
$start = microtime(true);
while($i < $c) {
$v = -2.0 * 0.01;
// echo $v;
$i++;
}
$end = microtime(true);
$multiplyTime = $end - $start;
echo "$multiplyTime \n";
$i = 0;
$start = microtime(true);
while($i < $c) {
$v = -2.0 / 100;
// echo $v;
$i++;
}
$end = microtime(true);
$divisionTime = $end - $start;
echo "$divisionTime \n";
echo $multiplyTime/$divisionTime;