---
name: "BIS_fnc_uniqueClasses"
type: function
status: ok
groups: ["Configs"]
arma3_since: "1.00"
locality: {"argument": null, "effect": null, "server_exec": false}
source: https://community.bistudio.com/wiki/BIS_fnc_uniqueClasses
revid: 373744
updated: 2025-06-24T21:38:03Z
---

# BIS_fnc_uniqueClasses

*Function · Configs · Arma 3 v1.00*

## Description

Composes an array of classes with unique param (based on returned value of passed code). If class inherits the param from parent, it's not listed.

## Syntax

```sqf
[config, code] call BIS_fnc_uniqueClasses
```

**Parameters:**

- `config`: [Config](../topics/Config.md) - class which is searched
- `code`: [Code](../topics/Code.md) - code executed on class, which is passed as `_this` or `_x`

**Returns:** [Array](../topics/Array.md) of classes with unique param in format [[config, value], ...] where:
- config: [Config](../topics/Config.md) - config which defines the parameter value
- value: [Anything](../topics/Anything.md) - value returned by the specified `code` parameter

## Examples

### Example 1

```sqf
_aiClassTypes = [configFile >> "CfgVehicles", { getText (_this >> "aiBrainType") }] call BIS_fnc_uniqueClasses;
```

## See also

[BIS_fnc_returnChildren](../functions/BIS_fnc_returnChildren.md) · [BIS_fnc_returnParents](../functions/BIS_fnc_returnParents.md)

<sub>Source: [BI Community Wiki — BIS fnc uniqueClasses](https://community.bistudio.com/wiki/BIS_fnc_uniqueClasses) (revision 373744).</sub>