Question

How to set value to Integer object in Java

Answer 1

package javaapplication1;

public class JavaApplication1 {

    public static void main(String[] args) {
       
        Integer iObj = 1000;
        System.out.println(iObj);
    }
}
   
/*
      
run:
      
1000
  
*/

 

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Answer 2

package javaapplication1;

public class JavaApplication1 {

    public static void main(String[] args) {
       
        Integer iObj = new Integer("1000");
        System.out.println(iObj);
    }
}
   
/*
      
run:
      
1000
  
*/

 

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Answer 3

package javaapplication1;

public class JavaApplication1 {

    public static void main(String[] args) {
       
        int i = 1000;
        
        Integer iObj = i;
        System.out.println(iObj);
    }
}
   
/*
      
run:
      
1000
  
*/

 

70+ SQL courses for beginners and professionals