JQuery's method for counting the number of child elements

JQuery's method for counting the number of child elements

This article mainly introduces jQuery's method of counting the number of sub-elements, which involves jQuery's skills of accessing sub-tags. It has some reference value. For more information, see

 

This document describes how to count the number of subelements in jQuery. Share it with you for your reference. The specific analysis is as follows:

JQuery can access sub-tags through>, and then obtain the number of sub-tags through size.

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<Div id = "foo"> <Div id = "bar"> </div> <Div id = "baz"> <Div id = "biz"> </Div> <Span> </Div> // JQuery code to count child elements $ ("# Foo> div"). size ()

I hope this article will help you with jQuery programming.