Function on

on<E extends keyof Events>(
    eventName: E,
    listener: Events[E],
    context?: any,
): void
Add a listener for a given event.
Type Parameters
- E extends keyof Events
Parameters
- eventName: E
  The event name.
- listener: Events[E]
  The listener function.
- Optionalcontext: any
  The context to invoke the listener with.
Returns void
Example
```
me.event.on("event-name", myFunction, this);
```
- Defined in packages/melonjs/src/system/event.ts:400