Example of usage of size() method in jQuery_jquery

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

This method can return the number of elements in the jQuery object collection.

The return value of the size() method is consistent with the length property of the jQuery object.

Grammar structure:

Copy code The code is as follows:

$(selector).size()

Example code:

Copy code The code is as follows:

• Backstage area


• Front Desk Area


• Database Area


• Webmaster Communication

The number of li elements in the li element collection:

Click to view the example

The above code can calculate the number of li elements and output it.

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