[youtubei.js](../../../../README.md) / [LZW](../README.md) / compress # Function: compress() > **compress**(`input`): `string` Defined in: [src/utils/LZW.ts:5](https://github.com/LuanRT/YouTube.js/blob/faaf5fc5c15ff93eac8442b2fbdb4767d9a47b3f/src/utils/LZW.ts#L5) Compresses a string using the LZW compression algorithm. ## Parameters ### input `string` The data to compress. ## Returns `string`