Java.lang.Long.decode() Method

Description

The java.lang.Long.decode() method decodes a String into a Long.It accepts decimal, hexadecimal, and octal numbers.

Declaration

Following is the declaration for java.lang.Long.decode() method

public static Long decode(String nm) throws NumberFormatException

Parameters

• nm -- This is the String to decode.

Return Value

This method returns a Long object holding the long value represented by nm.

Exception

• NumberFormatException -- if the String does not contain a parsable long.

Example

The following example shows the usage of java.lang.Long.decode() method.

package com.tutorialspoint;

import java.lang.*;

public class LongDemo {

   public static void main(String[] args) {

     Long l = new Long(10);
    
     String str = "57820";
     /* returns Long object holding the long value represented by 
     string str */
     System.out.println("Number = " + l.decode(str)); 
   }
}  

Let us compile and run the above program, this will produce the following result:

Number = 57820