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Methods for Console Events
JavaScript can be executed when certain types of events occur in
a console, such as when a user closes a tab. The following standard
events are supported:
You can use the following methods for console events:
| Method | Description |
|---|---|
| addEventListener() | Adds a listener for a custom event type or a standard event type when the event is fired. This method adds a listener for custom event types in API version 25.0 or later; it adds a listener for standard event types in API version 30.0 or later. |
| fireEvent() | Fires a custom event. This method is only available in API version 25.0 or later. |
| removeEventListener() | Removes a listener for a custom event type or a standard event type. This method removes a listener for custom event types in API version 25.0 or later; it removes a listener for standard event types in API version 30.0 or later. |