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jQuery hasClass() with Examples
The hasClass() method in jQuery is used to check if any of the selected elements is having a specified class name.
Syntax
The syntax is as follows −
$(selector).hasClass(classname)
Above, the parameter class name is the class name to search for in the selected elements.
Example
Let us now see an example to implement the jQuery hasClass() method−
<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script> <script> $(document).ready(function(){ $("button").click(function(){ alert($("h2").hasClass("demo")); }); }); </script> </head> <body> <h2>Student Info</h2> <h2 class="demo">Teacher Info</h2> <button>Click me</button> <p></p> </body> </html>
Output
This will produce the following output−
Click the “Click me” button to display whether any <h2> element has class “demo”:
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