Java Data Type Tutorial - Java Integer(String s) Constructor

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Syntax

Integer(String s) constructor from Integer has the following syntax.

public Integer(String s)  throws NumberFormatException

Example

In the following code shows how to use Integer.Integer(String s) constructor.

public class Main {
  public static void main(String[] args) {
/*from w ww. j  av  a  2 s  .  c  om*/
    Integer integer1 = new Integer("1");
    Integer integer2 = new Integer("2");
    
    System.out.println(integer1);
    System.out.println(integer2);
  }
}

The output:

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