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clarification: not EventEmitter but its instance #20537

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clarification: not EventEmitter but its instance
dagolinuxoid May 5, 2018
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Update events.md
dagolinuxoid May 8, 2018
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8 changes: 4 additions & 4 deletions doc/api/events.md
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Expand Up @@ -45,20 +45,20 @@ myEmitter.emit('event');

The `eventEmitter.emit()` method allows an arbitrary set of arguments to be
passed to the listener functions. It is important to keep in mind that when an
ordinary listener function is called by the `EventEmitter`, the standard `this`
keyword is intentionally set to reference the `EventEmitter` to which the
ordinary listener function is called, the standard `this`
keyword is intentionally set to reference the `EventEmitter` instance to which the
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@vsemozhetbyt vsemozhetbyt May 5, 2018

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This line needs to be wrapped maximum at 80 characters to pass doc linting.

listener is attached.

```js
const myEmitter = new MyEmitter();
myEmitter.on('event', function(a, b) {
console.log(a, b, this);
console.log(a, b, this, this === myEmitter);
// Prints:
// a b MyEmitter {
// domain: null,
// _events: { event: [Function] },
// _eventsCount: 1,
// _maxListeners: undefined }
// _maxListeners: undefined } true
});
myEmitter.emit('event', 'a', 'b');
```
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