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Java Date Time 教程-时间测量

在Java中，用System.currentTimeMillis()来测量时间最方便。你要做的是在某些操作之前获取到时间，然后在这些操作之后你想要测量时间，算出时间差。下面是一个例子： 1 long startTime = System.currentTimeMillis(); 2 ca...

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Java Date Time 教程-时间测量

原文链接作者：Jakob Jenkov 译者：魏嘉鹏在Java中，用System.currentTimeMillis()来测量时间最方便。你要做的是在某些操作之前获取到时间，然后在这些操作之后你想要测量时间，算出时间差。下面是一个例子： long startTime = Syste...

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