What are the differences between the use of text() val() and html() in jQuery?

This time I will bring you the differences between the use of text() val() and html() in jQuery. What are the precautions for using text() val() and html() in jQuery? There are Which ones, the following are practical cases, let’s take a look.

Simply put: The difference between html() and text() mainly lies in whether tags are included. And val() targets form elements.

But sometimes it’s still not so clear.

html(), val(), and text() are all divided into parameters and no parameters.

Example to illustrate their differences:

html() gets the content of the first matching element without parameters . It must be noted that even if there are multiple matches, only the first matched element can be obtained.

For example:

你选中这段文字后，看看它们的文本颜色和背景色，就能明白::selection的作用。
选中下面的文字，看看它的颜色
选中下面的文字，看看它的颜色
选中下面的文字，看看它的颜色

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