Java double to fixed decimal

import java.math.RoundingMode;
import java.text.DecimalFormat;

public class DecimalExample {

    private static final DecimalFormat df = new DecimalFormat("0.00");

    public static void main(String[] args) {

        double input = 3.14159265359;

        System.out.println("double : " + input);
        System.out.println("double : " + df.format(input));    //3.14

        // DecimalFormat, default is RoundingMode.HALF_EVEN
        df.setRoundingMode(RoundingMode.DOWN);
        System.out.println("\ndouble (RoundingMode.DOWN) : " + df.format(input));  //3.14

        df.setRoundingMode(RoundingMode.UP);
        System.out.println("double (RoundingMode.UP)  : " + df.format(input));    //3.15

    }

}

Source: mkyong.com

Similar codes

1 vote202 views1 answer
Java.lang.classnotfoundexception: org.mariadb.jdbc.driver
Java
-1 vote290 views1 answer
Spring boot show sql
Java
0 vote182 views1 answer
Haxe interface
Java
10 votes192 views1 answer
Explain try & catch finally block in Java
Java
3 votes351 views3 answers
Repository query spring boot
Java Spring
1 vote206 views1 answer
Java inline conditional
Java
0 vote305 views1 answer
How to run javac Xlint
Java
0 vote198 views1 answer
How to overwrite a text file in java
Java
1 vote230 views3 answers
Spring cors
Java Spring
-1 vote212 views2 answers
Java function that returns the index of the largest value in an array
Java