<?php
//date_default_timezone_set('PRC');
//echo date('Y年m月d日,H时i分s秒');
//echo microtime(true);
//echo date('Y-m-d');
// $a= strtotime('1 day');
//$b=$a+(24*3600);
//echo date('Y年m月d日,H时i分s秒',$b);
//echo date('Y-m-d,H-i-s',$a);
//var_dump(getdate(0)) ;
//$start=microtime(true);
runtime('start');
for ($i=0; $i <1000000; $i++) {
$a=1;
}
echo runtime('end');
function runtime($action){
static $start;
if ($action=='start') {
$start=microtime(true);
}elseif ($action=='end') {
$end=microtime(true);
return $end-$start;
}else{
die("please input right action");
}
}
//$end=microtime(true);
//echo $end-$start;
?>