Function eventOff

Parameters

• target: T

• eventName: string

  {string} - The name of the event, with optional namespaces or just the namespaces, such as "click", "click.mynamespace" or ".mynamespace"

• handlerRef: any

  {any} - The callback function that needs to be removed from the given event, when using a namespace (with or without a qualifying event) this may be null to remove all previously attached event handlers otherwise this will only remove events with this specific handler.

• Optional evtNamespace: string | string[]

  [Optional] Additional namespace(s) to append to the event listeners so they can be uniquely identified and removed based on this namespace, if the eventName also includes a namespace the namespace(s) are merged into a single namespace

• Optional useCapture: boolean

  [Optional] Defaults to false