<?class timer {
var $StartTime = 0;
var $StopTime = 0;
var $TimeSpent = 0;
function start(){
$this->StartTime = microtime();
}
function stop(){
$this->StopTime
= microtime();
}
function spent() {
if ($this->TimeSpent) {
return $this->TimeSpent;
} else {
$StartMicro = substr($this->StartTime,0,10);
$StartSecond = substr($this->StartTime,11,10);
$StopMicro
= substr($this->StopTime,0,10);
$StopSecond
= substr($this->StopTime,11,10);
$start = doubleval($StartMicro) + $StartSecond;
$stop
= doubleval($StopMicro) + $StopSecond;
$this->TimeSpent = $stop - $start;
return substr($this->TimeSpent,0,8)."秒";
}
}
// end function spent();} //end class timer;//例子：
$timer = new timer;
$timer->start();/*你的代码放在此处*/
$timer->stop();
echo "执行本SCRIPT共".$timer->spent();?>
