mousemove和mouseover有啥区别？

Answer 1

What is the difference between mousemove and mouseover? -PHP Chinese website Q&A-What is the difference between mousemove and mouseover? -PHP Chinese website Q&A

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Answer 2

 当鼠标指针在指定的元素中移动时，就会发生 mousemove 事件。用户把鼠标移动一个像素，就会发生一次 mousemove 事件。

    当鼠标指针位于元素上方时，会发生 mouseover 事件。