Relative positioning of elements in jQuery learning summary and selector (continuous update) _ jquery

In jQuery, you can not only use the selector to perform absolute positioning, but also perform relative positioning. As long as you specify the second parameter in $ (), the second parameter is the relative element. When the second parameter is passed to a jQuery object, the parameter is selected relative to the object as the benchmark. ① Relative positioning of jQuery elements.
In jQuery, you can not only use the selector to perform absolute positioning, but also perform relative positioning. As long as you specify the second parameter in $ (), the second parameter is the relative element. When the second parameter is passed to a jQuery object, the parameter is selected relative to the object as the benchmark.

The Code is as follows:

Relative positioning and Selector of jQuery Elements