# cool

Description: cool cheatcode documentation

Note: This document was authored using MDX

  Source: https://github.com/NomicFoundation/hardhat-website/tree/main/src/content/docs/docs/reference/cheatcodes/Environment/cool.mdx

### Signature

```solidity
function cool(address target) external;
```

### Description

Marks the slots of an account and the account address as cold.