This example shows how to format hour using Format class. In this program we use a pattern of special characters to time format.
Hour Format Example
This example shows how to format hour using Format class. In this program we use a pattern of special characters to time format.
Description of the code :
SimpleDateFormat() : SimpleDateFormat class use for formatting and parsing dates. It allows for formatting date into text , parsing text into date and normalization.
format() : This method is used for format Date class object into date / time and appends the it into the StringBuffer.
HourFormat.java
import java.text.*;
import java.util.*;
public class HourFormat {
public static void main(String args[]) {
String s;
Format formatter;
Date date = new Date();
// The hour (1-12)
formatter = new SimpleDateFormat("h"); // 8
s = formatter.format(date);
System.out.println("The hour (1-12) : " + s);
formatter = new SimpleDateFormat("hh"); // 08
s = formatter.format(date);
System.out.println("The hour (1-12) : " + s);
// The hour (0-23)
formatter = new SimpleDateFormat("H"); // 8
s = formatter.format(date);
System.out.println("The hour (0-23) : " + s);
formatter = new SimpleDateFormat("HH"); // 08
s = formatter.format(date);
System.out.println("The hour (0-23) : " + s);
}
}
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Output:
The hour (1-12) : 3
The hour (1-12) : 03
The hour (0-23) : 15
The hour (0-23) : 15
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