以 hh(AM/PM 中的 01-12)格式显示 Java 中的时间
Java Date 中的“hh”格式类似于 AM/ PM 中的 01 – 12 小时。使用 SimpleDateFormat("hh") 获取相同的格式;
// displaying hour in hh format
SimpleDateFormat simpleformat = new SimpleDateFormat("hh");
String strHour2 = simpleformat.format(new Date());
System.out.println("Hour in hh format = "+strHour2);上面,我们使用了 SimpleDateFormat 类,因此导入以下包 −
import java.text.SimpleDateFormat;
以下是一个示例 −
示例
import java.text.Format;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Calendar;
public class Demo {
public static void main(String[] args) throws Exception {
// displaying current date and time
Calendar cal = Calendar.getInstance();
SimpleDateFormat simpleformat = new SimpleDateFormat("E, dd MMM yyyy HH:mm:ss Z");
System.out.println("Today's date and time = "+simpleformat.format(cal.getTime()));
// displaying date
simpleformat = new SimpleDateFormat("dd/MMMM/yyyy");
String str = simpleformat.format(new Date());
System.out.println("Current Date = "+str);
// current time
simpleformat = new SimpleDateFormat("HH.mm.ss Z");
String strTime = simpleformat.format(new Date());
System.out.println("Current Time = "+strTime);
// displaying hour in h format
simpleformat = new SimpleDateFormat("h");
String strHour1 = simpleformat.format(new Date());
System.out.println("Hour in h format = "+strHour1);
// displaying hour in hh format
simpleformat = new SimpleDateFormat("hh");
String strHour2 = simpleformat.format(new Date());
System.out.println("Hour in hh format = "+strHour2);
}
}输出
Today's date and time = Mon, 26 Nov 2018 09:54:57 +0000 Current Date = 26/November/2018 Current Time = 09.54.57 +0000 Hour in h format = 9 Hour in hh format = 09
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