Monday, February 25, 2013

Object Oriented JavaScript

   Some basic concepts in Object oriented JavaScript’s are discussed below
  <input type="button" id="btnCheck" onclick="GetData();" />

We have a button that calls a client side function GetData() on its click.

<script language="javascript" type="text/javascript">

    function GetData() {

        testBL.getTestData();

//calling function in testBLL.js
//with object testBL and function getTestData()
    }
    
   
    </script>


Now we will have to create testBLL.js

In this we can create the methods and expose those methods


Code in testBLL.js:


var testBL = new function () {

    ObjectOreientedScripttest = function () {

//you can write your function code here

    },


getTestDataByDate = function () {
   

//you can write your function code here


}



    return {

        testForObjectOreientedScript:ObjectOreientedScripttest ,
        getTestData: getTestDataByDate
    }

} ();

This return statement is mandatory to expose those methods.

For eg:
Inside the return statement we have the below statements

 getTestData: getTestDataByDate

 
getTestDataByDate  is the function we have created in the testBLL.js and second one getTestData is the name that we get when we are calling the method.

 I.e.    testBL.getTestData();


testBL is the variable name that we used for testBLL.js functions(refer first line testBLL.js)



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