Stopwatch with lap splits · 秒表计次分段
A precise centisecond stopwatch built for laps, splits and intervals.
• 1/100 s precision driven by performance.now()
• Unlimited laps with lap time, total time and delta vs. best
• Best and worst lap automatically highlighted
• Save named runs with all laps; reload or delete anytime
• Keyboard: Space = start/pause, L = lap
精准到百分之一秒的秒表:任意计次、每段用时与总计、最快最慢自动标记、成绩可命名保存随时回看。支持键盘快捷操作,数据保存在本机。