API ReferenceAll TypesIEventEmitterOfToffOn this pageoffDescription​ Unregisters the given handler from this event. JavaScriptC#Kotlinoff(value: (arg: T) => void): voidvoid Off((arg: T) => void value)fun off(value: (arg: T) => void): Unit ParameterSummaryvalueAllThe value originally passed into on, NOT the function returned by it.