Example of usage of hasClass() method in jQuery_jquery

The example in this article describes the usage of hasClass() method in jQuery. Share it with everyone for your reference. The specific analysis is as follows:

This method verifies whether the matching element contains the specified class, and returns true if it does, otherwise it returns false.

Grammar structure:

Copy code The code is as follows:

$(selector).hasClass(class)

Parameter list:

参数	描述
class	用于匹配的类名。

Example code:

Copy code The code is as follows:

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The above code can pop up a Boolean value to indicate whether the detected class attribute value exists.

I hope this article will be helpful to everyone’s jQuery programming.