jQuery.getScript() Method


Advertisements


Description

The jQuery.getScript( url, [callback] ) method loads and executes a JavaScript file using an HTTP GET request.

The method returns XMLHttpRequest object.

Syntax

Here is the simple syntax to use this method −

$.getScript( url, [callback] )

Parameters

Here is the description of all the parameters used by this method −

  • url − A string containing the URL to which the request is sent

  • callback: − This optional parameter represents a function to be executed whenever the data is loaded successfully.

Example

Assuming we have following JavaScript content in result.js file −

function CheckJS(){
   alert("This is JavaScript");
}

Following is a simple example a simple showing the usage of this method −

<html>
   <head>
      <title>The jQuery Example</title>
      <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
		
      <script type="text/javascript" language="javascript">
         $(document).ready(function() {
            $("#driver").click(function(event){
               $.getScript('result.js', function(jd) {
                  // Call custom function defined in script
                  CheckJS();
               });
            });
         });
      </script>
		
   </head>
	
   <body>
	
      <p>Click on the button to load result.js file −</p>
		
      <div id="stage" style="background-color:cc0;">
         STAGE
      </div>
		
      <input type="button" id="driver" value="Load Data" />
		
   </body>
	
</html>

This should produce following result −


jquery-ajax.htm