# CTPerkFunction

## Importing the class

It might be required for you to import the package if you encounter any issues (like casting an Array), so better be safe than sorry and add the import at the very top of the file.
```zenscript
import mods.pmmo.CTPerkFunction;
```


## Methods

:::group{name=apply}

This function represents the logic being executed for a perk.  All perks are provided the player this perk is contextually applicable to, a map of settings and the players current level in the skill associated in the users' config.

Returns: output data. not all events use output data, and your perk may not have anything to return.  In this case an empty map is sufficient.  
Return Type: [MapData](/vanilla/api/data/MapData)

```zenscript
CTPerkFunction.apply(player as Player, nbt as MapData, level as int) as MapData
```

| Parameter | Type                                             | Description                                             |
| --------- | ------------------------------------------------ | ------------------------------------------------------- |
| player    | [Player](/vanilla/api/entity/type/player/Player) | perk executor                                           |
| nbt       | [MapData](/vanilla/api/data/MapData)             | data provided by PMMO                                   |
| level     | int                                              | the current level of the player in the skill configured |


:::




Parameter	Type	Description
Parameter player	Type Player	Description perk executor
Parameter nbt	Type MapData	Description data provided by PMMO
Parameter level	Type int	Description the current level of the player in the skill configured