CloseEvent()

The CloseEvent() constructor creates a new CloseEvent.

Syntax

new CloseEvent(typeArg);
new CloseEvent(typeArg, closeEventInit);

Values

typeArg

Is a DOMString representing the name of the event.

closeEventInit Optional

Is a CloseEventInit dictionary, having the following fields:

  • "wasClean", optional and defaulting to false, of type long, indicates if the connection has been closed cleanly or not.
  • "code", optional and defaulting to 0, of type unsigned short, that is the connection close code sent by the server.
  • "reason", optional and defaulting to '', of type DOMString, that is a human-readable reason why the server closed the connection.

Note: The CloseEventInit dictionary also accepts fields from the EventInit dictionary.

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
CloseEvent
16
14
8
No
?
6
≤37
18
8
?
6
1.0

See also

  • CloseEvent, the interface of the objects it constructs.

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https://developer.mozilla.org/en-US/docs/Web/API/CloseEvent/CloseEvent