---
url: /process-functions/element-principal.md
description: Returns an element's name from one of its aliases.
---

# element.principal

Returns an element's name from one of its aliases.

```js
element.principal(dimension, alias)
```

## Parameters

| Parameter | Type | Description |
|---|---|---|
| `dimension` | `string` | The dimension's name or id. |
| `alias` | `string` | The element's alias. |

## Returns

The element's name, or `""` when the dimension or element can't be found.

## Examples

```js
element.principal("Account", "Net Profit");
```