Decimal Format Example

In this example we are going to format a decimal value.

In this example we are talking a double value. We are creating an object of DecimalFormat(String format_type) class .In DecimalFormat class we are passing "0.000" .This is used to create an decimal format which display three digits after decimal point. We are using NumberFormat to store the reference of object of DecimalFormat with name of formatter. To apply the format on double value we are using format() method.

The code of the program is given below:

import java.text.DecimalFormat; import java.text.NumberFormat; public class DecimalFormatExample { public static void main(String args[]) { double amount = 2192.015; NumberFormat formatter = new DecimalFormat("#0.000"); System.out.println("The Decimal Value is:"+formatter.format(amount)); } }

The output of the program is given below:

C:\convert\rajesh\completed>javac DecimalFormatExample.java

C:\convert\rajesh\completed>java DecimalFormatExample
The Decimal Value is:2192.015

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