1. What is the main purpose of the TimeZone class in Java? A. To represent a time zone offset B. To perform date calculations C. To manage multiple calendars D. To handle time zone data Show Answer 2. Which method would you use to get the default time zone in Java? A. ...
importjava.util.TimeZone;importjava.util.Date;publicclassDaylightSavingTimeExample{publicstaticvoidmain(String[]args){// 获取当地默认时区TimeZonetimeZone=TimeZone.getDefault();// 获取当前日期和时间DatecurrentDateTime=newDate();// 判断当前日期是否处于夏令时booleanisDaylightSavingTime=timeZone.inDaylightT...
importjava.util.TimeZone;importjava.text.SimpleDateFormat;importjava.util.Date;publicclassTimeZoneExample{publicstaticvoidmain(String[]args){String[]timeZones={"Asia/Tokyo","America/New_York","Europe/London"};for(Stringtz:timeZones){TimeZonetimeZone=TimeZone.getTimeZone(tz);SimpleDateFormatsdf=ne...
text/java 复制 <code> // Base GMT offset: -8:00 // DST starts: at 2:00am in standard time // on the first Sunday in April // DST ends: at 2:00am in daylight time // on the last Sunday in October // Save: 1 hour SimpleTimeZone(-28800000, "America/Los_Angeles", Calendar...
软件包java.util Class TimeZone 实现的所有接口 Serializable,Cloneable 已知直接子类: SimpleTimeZone public abstract classTimeZoneextendsObjectimplementsSerializable,Cloneable TimeZone表示时区偏移,并且还计算出夏令时。 通常情况下,你会得到一个TimeZone使用getDefault它创建了一个TimeZone基于在程序运行的时区。例如,...
Java Copy 参数:该方法需要一个参数zone,它是指新的默认时区。 返回值:该方法不返回任何值。 下面的程序说明了时区的setDefault()方法的工作原理。 示例1: // Java code to illustrate setDefault() methodimportjava.util.*;publicclassTimeZoneDemo{publicstaticvoidmain(Stringargs[]){// Creating an object of...
getDefault()Gets the default TimeZone of the Java virtual machine.final StringgetDisplayName()Returns a long standard time name of this TimeZone suitable for presentation to the user in the default locale.final StringgetDisplayName(boolean daylight, int style)...
Syntax:publicstaticString[]getAvailableIDs(intrawOffset)Parameters:rawOffset-thegiventimezoneGMToffsetinmilliseconds. Java 语言(一种计算机语言,尤用于创建网站) // Java program for Demonstration of// getAvailableIDs() and// getAvailableIDs(int rawOffset ) methodsimportjava.util.TimeZone;publicclassTime...
声明方法的类 java.util.TimeZone getAvailableIDs, getAvailableIDs, getDefault, getDisplayName, getDisplayName, getDisplayName, getDisplayName, getID, getTimeZone, getTimeZone, setDefault, setID, toZoneId 声明方法的类 java.lang.Object finalize, getClass, notify, notifyAll, wait, wait, wait字段...
Methods in java.util with parameters of type TimeZone Modifier and TypeMethod and Description static Calendar Calendar.getInstance(TimeZone zone) Gets a calendar using the specified time zone. void Calendar.setTimeZone(TimeZone value) Sets the time zone with the given time zone value.Overview...