JavaScript event handling mechanism

Others 2020-10-03 18:14:21 views: null

basic concepts

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Binding event handler

Bind HTML element attributes

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Binding JavaScript object properties

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addEventListener与attachEvent

addEventListener

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attachEvent

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The execution environment of the event handler

This keyword in event handler

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Access event object

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Use the return value to cancel the default behavior

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Call sequence

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Trigger events in code

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Event propagation

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Cancel the default behavior of the event

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Forward event

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Event type

Overview of event types

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Document event

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Mouse wheel event

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Keyboard events

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Touch screen events and mobile device events

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Origin blog.csdn.net/Walker7143/article/details/105831046
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