jquery statistics check box selection example_jquery

In the past, I could only use js to judge the traversal and then obtain

Copy code The code is as follows:

< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

obtained through jQuery The number of selected items in the checkbox requires the use of jQuery's size() method or length attribute. The following example is to obtain the number of selected items in the checkbox through the length attribute.

Copy code The code is as follows:

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