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Convert String to double in Java

Last Updated on Wednesday 5th Oct 2022

Java Convert String to double

How to Convert String to Double Java.

			
					String text = "12.34"; // example String

OutPut:  12.34

Double.valueOf()

You can use Double.valueOf() to convert a String to a double.

The java.lang.Double.valueOf(String str) method returns a Double object holding the double value represented by the argument string str.

			
					double out = Double.valueOf(inp);

			
	

			
	
	


			
					public class main {

    public static void main(String args[])
    {

        String inp = "245.754";

        // convert into Double
        double out = Double.valueOf(inp);

        System.out.println(out);
    }
}

Double.parseDouble()

You can use Double.parseDouble() to convert a String to a double. The parseDouble(String str) method of Java Double class returns a new double value that is initialized to the value corresponding to defined String str.

			
					double out = Double.parseDouble(inp);

			
	

			
	
	


			
					public class main {

    public static void main(String args[])
    {

        String inp = "123.44";

        // convert into Double
        double out = Double.parseDouble(inp);

        System.out.println(out);
    }
}

References