begin($start);
report($start);
-
function begin(&$start) {
- $tmp = gettimeofday();
- $start = $tmp[usec];
- }
-
- function report($start) {
- $tmp = gettimeofday();
- $now = $tmp[usec];
- echo "time consuming: ";
- echo $now - $start;
- echo "
";
- }
-
- function getRandNum($length = 8) {
- $salt = substr(uniqid(rand()), -$length);
- return $salt;
- }
-
- $start = 0;
- begin($start);
- $str="";
- while (strlen($str){
- $str.=getRandNum(1);
- }
- report($start);
|
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