Java – How to convert String to Double in Java ?

Problem Statement

You want to convert a string value to double in Java.


You can use one of the three approaches to convert a string to double in Java.
1. Assigning the string to the constructor of the Double class
2. Using Double.valueOf
3. Using Double.parseDouble

public class Main {

    public static void main(String[] args) {

        System.out.println(" Java Tutorials");

        Double input1 = new Double("76.2");

        Double input2 = Double.valueOf("76.2");
        System.out.println("STring to double using valueOf " + input2);

        Double input3 = Double.parseDouble("778.23");

        System.out.println("string to double using parseDouble" + input3);


The output of the above program is Java Tutorials


String to double using valueOf 76.2

string to double using parseDouble778.23

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