JQuery Contains() Selector Example

This tutorial highlights the use of JQuery Contains selector for selecting the specific text inside any of the elements with simple example. It selects all the elements with specified string with specific attribute. In other words we can say, it selects all the element which contains it’s text. It is often used in a group which contains the text, that particular group of string will be displayed. The specified text that matches in the string can be selected directly within the selected elements. The text is case sensitive.

JQuery Contains Syntax

$(“:contains(text)”)

It has parameter called text which is required parameter that specifies text to find within selected elements.

JQuery Contains Example

<!doctype html>
<head>
<title>JQuery Contains Selector</title>
<script src="http://code.jquery.com/jquery-1.11.0.min.js"></script>
</head>
<h2>JQuery Contains Selector Example</h2>
<script type="text/javascript">
   $(document).ready(function(){
	$("h3:contains(jQuery)").css("color", "green");
   });
</script>
<body>
<h3>Hello world!!!</h3>
<h3>jQuery is a JavaScript Library.</h3>
<h3>It is easy to learn.</h3>
<h3>jQuery simplifies JavaScript programming.</h3>
</body>
</html>

As shown in the above program, we have used the code inside $(document).ready which is an event which fires up when document is ready. It will run once the page document object model is ready for JavaScript code to execute.
$(“h3:contains(jQuery)”).css(“color”, “green”); line defines contains() selector which selects elements containing the specified string and change the color to green.
When we run the above script, it selects all the elements which contains the specified string.