Change event usage in jQuery _ jquery

This article mainly introduces the change event usage in jQuery, and analyzes the event trigger tips in the form of examples when matching element focus changes, which has some reference value, you can refer to the following example to describe how to use the change event in jQuery. Share it with you for your reference. The specific analysis is as follows:

The change event is triggered when the matching element loses focus or its value gets focus and changes.

A complete event process requires not only conditions for triggering events, but also event handlers.
You can bind an event handler to a change event using the change () method. For example:

The code is as follows:

$ ("Input"). change (function () {$ ("input" ).css ("backgroundColor", "green ")})

The above code binds the function as an event handler to the change event through the change () method. This function is called when the change event is triggered.
Instance code:

The code is as follows:

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