目次:
Lap.
Time
経過時間を配列に追加する。
Time(){ var prev_last_time = this.lastTime; this.lastTime = new Date(); if(this.lapTimes.length <= this.lapIdx){ this.lapTimes.push(0); } this.lapTimes[this.lapIdx] += this.lastTime - prev_last_time; this.lapIdx++; }