---
url: /process-functions/hierarchy-childcount.md
description: Returns the number of children of a parent element in a hierarchy.
---

# hierarchy.childCount

Returns the number of children of a parent element in a hierarchy.

```js
hierarchy.childCount(dimension, hierarchy, element)
```

#### Parameters

* `dimension` - The dimension in which the selected hierarchy exists.
* `hierarchy` - The identifier of the hierarchy to search.
* `element` - The identifier of the parent element.

#### Example

```js
let childrenCount = hierarchy.childCount("Account", "Management Profit and Loss", "EBIT");
```