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  • 本地时间转UTC时间

    public class Test {

    public long stringToLongDate(String str) throws ParseException {
    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    Date date = sdf.parse(str);
    return date.getTime();
    }

    public static void main(String[] args) throws ParseException {

    // TimeZone timeZone =TimeZone.getTimeZone("UTC+8:00");
    // System.out.println(timeZone.getID());

    Date date =new Date(new Test().stringToLongDate("2017-11-14 18:25:10"));
    SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
    sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
    //本地时间转成UTC时间
    Date gmt = new Date(sdf.format(date));


    SimpleDateFormat sdf1 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

    Date date1 =new Date(gmt.getTime());
    System.out.println(sdf1.format(date1));


    String time ="2017-11-14 00:00:00";
    System.out.println(new Test().stringToLongDate(time));
    // System.out.println(1510588800000l+10*60*60*1000+25*60*1000+10*1000);
    //
    // System.out.println(sdf1.format(new Date(new Test().stringToLongDate(time))));


    //Tue Nov 14 10:25:10 CST 2017





    }

    }
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  • 原文地址:https://www.cnblogs.com/sam-cheng/p/7834266.html
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