Simple JavaScript drag effect (1), javascript drag effect

Simple JavaScript drag effect (1), javascript drag effect

Drag is a common function in front-end development and is also one of the basic skills. In this article, drag is the simplest drag, click an object, drag it, and stop it!
1. onmousedown event
2. onmousemove event
3. onmouseup event

The onmousemove event is registered only after it is down because it is dragged when it is pressed. The up event is used to unbind events and eliminate events!

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