「JavaScript」getTime()で実行時間を計算するサンプル

サンプルコード

var end, begin;

begin = new Date();
for (var i = 0; i < 5000; i++) {
  Math.sqrt(i);
}
end = new Date();

console.log('Operation took ' + (end.getTime() - begin.getTime()) + ' msec');

 

JavaScript

Posted by arkgame