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javasrcipt 计算时间差到毫秒。

1

00:00:13,170 --> 00:00:16,560 //这是字幕里的文件
wheeler introducing

2

00:00:16,560 --> 00:00:29,180 
results survival from 7-11 only on ECG
hasn't decided whether he goes in

想计算每条字幕显示的时间

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小旋风柴进 2016-03-23 11:08:00 1966 0
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  • var t1 = "00:00:13,170";
    var t2 = "00:00:16,560";
    var间隔毫秒数 = parseInt(t2.split(",")[0].split(",")[0]) * 3600000 +
    parseInt(t2.split(",")[0].split(",")[1]) * 60000 +
    parseInt(t2.split(",")[0].split(",")[2]) * 1000 + 
    parseInt(t2.split(",")[1]) -
    parseInt(t1.split(",")[0].split(",")[0]) * 3600000 +
    parseInt(t1.split(",")[0].split(",")[1]) * 60000 +
    parseInt(t1.split(",")[0].split(",")[2]) * 1000 + 
    parseInt(t1.split(",")[1]);
    
    2019-07-17 19:10:34
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