What are the advantages of jQuery selectors?

The advantages of jQuery selector are: 1. The writing method of jQuery selector is more concise; 2. Provides a complete processing mechanism; 3. Provides a method to determine the existence of dom nodes; 4. Supports all [css1-css3] selector.

The operating environment of this tutorial: Windows 7 system, jquery version 3.2.1. This method is suitable for all brands of computers.

The advantages of jQuery selector are:

1. The jQuery selector is written more concisely:

2 , provides a complete processing mechanism (complete compatibility processing)

3. The jQuery selector provides a method to determine the existence of dom nodes:

4. The jQuery selector supports all selectors from css1-css3:

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