How to display time in 12 hour and 24 hour format in Java?

Problem Description :

Write a program in Java that display current time in 12 hour and 24 hour format.

Display time in 12 hour and 24 hour format in Java

Concept :

We have to pass following patterns in SimpleDateFormat class that is present in java.text.* package.

• h-> 12 hour (1-12)
• H-> 24 hour (0-23)
• m-> minutes (0-59)
• s-> seconds (0-59)
• a-> AM/PM

Recommended :

How to convert Date to String ?

Java Program :

	package com.javamultiplex.datetime;
	import java.text.DateFormat;
	import java.text.SimpleDateFormat;
	import java.util.Date;
	/**
	*
	* @author Rohit Agarwal
	* @category Date and Time
	* @problem How to display time in different formats?
	*
	*/
	public class TimeFormat {
	public static void main(String[] args) {
	// Creating Date class instance.
	Date date = new Date();
	DateFormat timeFormat = null;
	String time = null;
	/*
	* h -> Hour in day(1-12)
	* H -> Hour in day(0-23)
	* m -> Minute in hour
	* s -> Second in minute
	* a -> AM/PM
	*/
	timeFormat = new SimpleDateFormat("hh:mm:ss a");
	// Convert Date to String.
	time = timeFormat.format(date);
	System.out.println("Current time in 12 hour format : " + time);
	timeFormat = new SimpleDateFormat("HH:mm:ss a");
	// Convert Date to String.
	time = timeFormat.format(date);
	System.out.println("Current time in 24 hour format : " + time);
	}
	}

view raw TimeFormat.java hosted with ❤ by GitHub

Output :

Output - How to display time in different formats in Java?

References :

https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html

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Tags : Date and Time Problems, Display time in different times in Java, Solution in Java, String, DateFormat, SimpleDateFormat.

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