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Gets a value that indicates whether you can cancel an event’s default action.

Property of dom/Eventdom/Event


Note: This property is read-only.

var cancelable = event.cancelable;

Return Value

Returns an object of type BooleanBoolean

Whether the event’s default action can be canceled.


If you cannot cancel the event, calling preventDefault has no effect. When you create a custom event by using the createEvent method, you can set the cancelable property by using the initEvent method.

Related specifications

DOM Level 3 Events
Working Draft

See also

Related pages