An event emitter is a pattern that listens to a named event, fires a callback, then emits that event with a value . Sometimes this is referred to as a “pub/sub” model, or listener.25 Mar 2019
An event emitter is a pattern that listens to a named event, fires a callback, then emits that event with a value . Sometimes this is referred to as a “pub/sub” model, or listener.25 Mar 2019