Androidの標準ブラウザで使える簡単な処理時間計測スクリプト - Qiita

var K = (function() { var timeManager = {}; return { /** * 計測開始 * @param {String} label */ timeStart: function(label) { timeManager[label] = (new Date()).getTime(); console.log(label, "start sensing"); }, /** * 計測停止 * @param {String} label */ timeEnd: function(label) { console.log(label, (new Date()).getTime() - timeManager[label] + "ms"); delete timeManager[label]; } } })();