jQuery Misc-noConflict()

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This jQuery method is used to stop the confliction from the uses of $ symbol by different jQuery frameworks.
This method let out the control of $ variable from jQuery library so that other custom library can use it without any disturbance in any functionality.

Related Topics:

jQuery ajax-getJSON

jQuery form-serializeArray

jQuery Misc-noConflict

Syntax:

$.noConflict(removeAll);

Parameter description:

removeAll: This parameter is used to set the jQuery’s control over all variables including 'jQuery' will be released or not. In is an optional Boolean parameter.

Example: 1

In this example we will replace the $ variable from con.

<html>
 <head>
 <title> jQuery Example </title>
 <script type = "text/javascript"
        src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js">
      </script>
<style>
div{
background:pink;
font-weight: 700;
padding:5px;
margin:5px;
font-size:16px;
}
p{
background:yellow;
padding:5px;
margin:5px;
}
button{
background:green;
padding:10px;
color:white;
border:1px solid green;
}
</style>
<script>
var con = $.noConflict();
con(document).ready(function(){
 con("button").click(function(){
 con("#res").html("<p>Welcome to Coding Tag.</p>");
});
});
</script>
 </head>
 <body>
<h2> jQuery noConflict() method Example </h2>
<div id="res">
This content will be replaced....
</div>
<button> Click Me! </button>
 </body>
</html>

Output:

When you click the button,

Example: 2

In this example we will run jQuery with con variable and other with other custom variable simultaneously.

<html>
 <head>
 <title> jQuery Example </title>
 <script src="https://ajax.googleapis.com/ajax/libs/prototype/1.7.2.0/prototype.js"></script> 
 <script type = "text/javascript"
       </script>
<style>
.d{
background:pink;
font-weight: 700;
padding:5px;
margin:5px;
font-size:16px;
}
.p{
background:yellow;
padding:5px;
margin:5px;
}
button{
background:green;
padding:10px;
color:white;
border:1px solid green;
}
</style>
<script>
var con = $.noConflict(); 
con(document).ready(function(){ 
con("#b1").click(function(){
con("div").addClass("d"); 
con("p").addClass("p");
alert("Class added successfully"); 
}); 
}); 

document.observe("dom:loaded", function(){ 
$("b2").observe("click", function(event){
alert("Custom library working fine"); 
}); 
}); 
</script>
 </head>
 <body>
<h2> jQuery noConflict() method Example </h2>
<div>
<p id="myp"> Welcome to Coding Tag. </p>
</div>
<button id="b1"> With con add class to div element </button> | <button id="b2"> Run custom library </button>
 </body>
</html>