JavaScript Objects : Hash (Associative Array) 0

JavaScript Object is an Associative

Array (Hash)

•  A JavaScript object is essentially an associative array (hash)

with fields and methods, which are keyed by name

{firstname: "John", lastname: "Doe", age: 50,

tellYourage: function () {

alert(“The age is ” + this.age );

},

tellSomething: function(something) {

alert(something);

}

}

• The following two lines of code are semantically equivalent

myObject.myfield = “something”;

myObject['myfield'] = “something”;


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