class runtime
{
public $StartTime = 0;
public $StopTime = 0;
function get_microtime()
{
list($usec, $sec) = explode(' ', microtime());
return ((float)$usec + (float)$sec);
}
function start()
{
$this->StartTime = $this->get_microtime();
}
function stop()
{
$this->StopTime = $this->get_microtime();
}
function spent()
{
return round(($this->StopTime - $this->StartTime) * 1000, 1);
}
}
microtime — 返回当前 Unix 时间戳和微秒数
mixed
microtime ([ bool
$get_as_float ] )
另一种方法:
另一种方法:
class bwruntime
{
var $timestart;
var $digits;
function bwruntime($digits = "")
{
$this->timestart = explode (' ', microtime());
$this->digits = $digits;
}
function totaltime()
{
$timefinish = explode (' ', microtime());
if($this->digits == ""){
$runtime_float = $timefinish[0] - $this->timestart[0];
}else{
$runtime_float = round(($timefinish[0] - $this->timestart[0]), $this->digits);
}
$runtime = ($timefinish[1] - $this->timestart[1]) + $runtime_float;
return $runtime;
}
}