#BeforePublishEvent: add() method

The add method can be used to register listening for a certain element event.

#grammar

add(name: string, listener: () => {}, context?: BaseInstance): BeforePublishEvent;

#Parameters

#name

name: string;

Specify the name of the element event to be listened to.

#listener

listener: () => {};

Specify the listening callback.

#context

context?: BaseInstance

Front-end custom component or card instance.

#return value

BeforePublishEvent object.

#Compatibility

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