Converting Strings to Numbers and Vice Versa in Java.

Java lang package provides Integer class which has methods to convert an integer to String and vice versa. You can convert a String to an integer using the parseInt() method and Integer to String using the toString() method.

Example

Live Demo

public class Sample {    public static void main(String args[]){       String str = "1212";       int num = Integer.parseInt(str);       System.out.println(num);       String st = Integer.toString(num);       System.out.println();    } }

Output

1212