# toUppercase

Description: toUppercase cheatcode documentation

Note: This document was authored using MDX

  Source: https://github.com/NomicFoundation/hardhat-website/tree/main/src/content/docs/docs/reference/cheatcodes/Utilities/to-uppercase.mdx

### Signature

```solidity
function toUppercase(
  string calldata input
) external pure returns (string memory output);
```

### Description

Converts the given `string` value to Uppercase.