Check out example codes for "java round double to 2 decimal places". It will help you in understanding the concepts better.

Code Example 1

``String result = String.format("%.2f", value);``

Code Example 2

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

public class DecimalExample {
private static DecimalFormat df = new DecimalFormat("0.00");
public static void main(String[] args) {
double input = 1205.6358;

System.out.println("salary : " + input);

// DecimalFormat, default is RoundingMode.HALF_EVEN
System.out.println("salary : " + df.format(input));      //1205.64

df.setRoundingMode(RoundingMode.DOWN);
System.out.println("salary : " + df.format(input));      //1205.63

df.setRoundingMode(RoundingMode.UP);
System.out.println("salary : " + df.format(input));      //1205.64
}
}``````

Code Example 3

``````package com.mkyong;

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

public class DecimalExample {

private static DecimalFormat df2 = new DecimalFormat("#.##");

public static void main(String[] args) {

double input = 3.14159265359;
System.out.println("double : " + input);
System.out.println("double : " + df2.format(input));    //3.14

// DecimalFormat, default is RoundingMode.HALF_EVEN
df2.setRoundingMode(RoundingMode.DOWN);
System.out.println("\ndouble : " + df2.format(input));  //3.14

df2.setRoundingMode(RoundingMode.UP);
System.out.println("double : " + df2.format(input));    //3.15

}

}
Copy``````

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