<script> function individual(msg) // class individual { this.mx = msg; // mx is a public property of class individual instance var zuper = this.mx + '!'; // zuper is a private property of class individual instance this.show = function() { // public method alert(zuper); } this.showSomething = function() { // public method alert(this.something); quick(); } function quick() { // private method alert('quick'); } } var x = new individual("Hello"); var y = new individual("World"); alert(x.mx); // shows Hello alert(y.mx); // shows World alert(x.zuper); // shows undefined y.zuper = "xxx"; // but this one creates a different instance of outside zuper on y's instance, but this is different from y's inside zuper alert(y.zuper); // shows xxx x.show(); // shows "Hello!" y.show(); // to prove that the outside zuper instance on y is different from inside(acts like a private property), this will not show "xxx", this shows "World!" y.something = "George"; // you can attach properties on javascript's object on whim y.showSomething(); // shows "George" y.quick(); // this will make javascript terminate silently alert("Not shown"); // won't get executed </script>
"Simplicity can't be bought later, it must be earned from the start" -- DB
Wednesday, April 27, 2011
Javascript object-based programming for C# object-oriented programmers
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment