Delete operation in JS

/*delete does not delete objects declared with var,instead it deletes objects without var */

by bhupendra negi

JavaScript

/*delete does not delete objects declared with var,instead it deletes objects without var 
*/

 var obj = { x :10};
delete obj;
console.log("delete obj with var : " +delete obj);
console.log(obj.x);

obj1 = {y:5};
console.log("delete obj wihout var : " +delete obj1);
//console.log(obj1.y);


/*delete meant for deleting properties */
var obj3 = {z:10};
console.log("delete obj properties : " +delete obj3.z);
console.log(obj3.z);