java.util.TimeZone.inDaylightTime(Date date) 方法 java.util.TimeZone.hasSameRules(TimeZone other) 方法 java.util.TimeZone.setDefault(TimeZone zone) 方法 java.util.TimeZone.inDaylightTime(Date date) 方法 package com.codingdict; import java.util.*; public class TimeZoneDemo { public static void main( String args[] ) { // create time zone object TimeZone timezoneone = TimeZone.getDefault(); // create date object Date date = new Date(2008 , 05, 28); // checking day light System.out.println("In daylight time:" +timezoneone.inDaylightTime(date)); } } java.util.TimeZone.hasSameRules(TimeZone other) 方法 java.util.TimeZone.setDefault(TimeZone zone) 方法