evCreate API 5.7 Help

UnregisterCallback Function

Unregisters a given registered callback function for given event types from the callback registry.

UnregisterCallback(unregisterTag: string): void

Parameters

unregisterTag: string

A string, a tag that uniquely identifies a given callback function registered for the given event types in the callback registry.

It is set when registering the callback function for the event types with the RegisterCallback(callback: EvEventCallback, events: EvEventType[], unregisterTag?: string): void function.

Return value

void

void, a notification that the given callback function for the given event types has been successfully unregistered from the callback registry.

30 April 2025