Java Calendar setTimeInMillis() 方法

2024年11月3日 | 阅读 1 分钟

java.util.Calendar 类的 setTimeInMillis() 方法用于设置当前时间（以毫秒为单位）。要设置的日期值以 long 类型传递给此方法。

语法

参数

millis - 以 UTC 毫秒为单位的新时间。

返回值

不返回值。

抛出

不抛出异常。

示例 1

import java.util.Calendar;
public class JavaCalendarsetTimeInMillisExample1 {
   public static void main(String[] args) throws InterruptedException {
      // create a calendar
      Calendar mycal = Calendar.getInstance();
      Calendar mycal2 = Calendar.getInstance();

      // print current time in milliseconds
      System.out.println("Current time (mycal) : " + mycal.getTime());
       System.out.println("Current time in Millis (mycal) : " + mycal.getTimeInMillis());
      mycal2.setTimeInMillis(mycal.getTimeInMillis());
      System.out.println("Current time (mycal2) : " + mycal2.getTime());
       System.out.println("Current time in Millis (mycal2) : " + mycal2.getTimeInMillis());
   }
}

输出

Current time (mycal) : Wed Aug 15 19:15:37 PDT 2018
Current time in Millis (mycal) : 1534385737060
Current time (mycal2) : Wed Aug 15 19:15:37 PDT 2018
Current time in Millis (mycal2) : 1534385737060

示例 2

import java.util.Calendar;
public class JavaCalendarsetTimeInMillisExample2 {
public static void main(String[] args) throws InterruptedException {
      Calendar mycal = Calendar.getInstance();
      System.out.println("Current time in Millis (mycal) : " + mycal.getTimeInMillis());
      mycal.add(Calendar.HOUR,20);
      mycal.add(Calendar.YEAR,2020);
      mycal.add(Calendar.DAY_OF_WEEK,23);
      mycal.add(Calendar.MONTH,11);
      long l = mycal.getTimeInMillis();
      Calendar mycal2 = Calendar.getInstance();
      mycal2.setTimeInMillis(l);
      System.out.println("Current time in Millis (mycal2) : " + mycal.getTimeInMillis());
   }
}

输出

Current time in Millis (mycal) : 1534386069658
Current time in Millis (mycal2) : 65310358869658

下一主题Java-calendar-settime-method

Java Calendar setTimeInMillis() 方法

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示例 1

示例 2

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Java Calendar setTimeInMillis() 方法

语法

参数

返回值

抛出

示例 1

示例 2

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