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This article mainly introduces the relevant knowledge of "how to use jQuery's id selector". The editor shows you the operation process through an actual case. The operation method is simple and fast, and it is practical. I hope this article "how to use jQuery's id selector" can help you solve the problem.

# id selector

The jQuery # id selector selects the specified element through the id attribute of the HTML element.

The id of the elements in the page should be unique, so you need to use the # id selector to select the unique elements in the page.

The syntax for selecting an element through id is as follows:

$("# test")

Example

When the user clicks the button, the element with the id= "test" attribute is hidden:

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