2020-02-16 标签:php,质素,素数,实现,代码,如下,class,timer,var,time,start,end,function,construct,list,usec,sec,explode

实现代码如下： time_start = 0; $this->time_end = 0; } function timer() { $this->__construct(); } function start() { list($usec,$sec) = explode(" ",micr