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[DOC] Added example for EmberArray#hasArrayObservers #18385

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Oct 3, 2019
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[DOC] Added example for EmberArray#hasArrayObservers #18385

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12 changes: 12 additions & 0 deletions packages/@ember/-internals/runtime/lib/mixins/array.js
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Original file line number Diff line number Diff line change
Expand Up @@ -510,6 +510,18 @@ const ArrayMixin = Mixin.create(Enumerable, {
Becomes true whenever the array currently has observers watching changes
on the array.

```javascript
let arr = [1, 2, 3, 4, 5];
arr.hasArrayObservers; // false

arr.addArrayObserver(this, {
willChange() {
console.log('willChange');
}
});
arr.hasArrayObservers; // true
```

@property {Boolean} hasArrayObservers
@public
*/
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