[youtubei.js](../../../README.md) / [Utils](../README.md) / hasKeys # Function: hasKeys() > **hasKeys**\<`T`, `R`\>(`params`, ...`keys`): `params is Exclude & Required>` ## Type Parameters • **T** *extends* `object` • **R** *extends* keyof `T`[] ## Parameters • **params**: `T` • ...**keys**: `R` ## Returns `params is Exclude & Required>` ## Defined in [src/utils/Utils.ts:167](https://github.com/LuanRT/YouTube.js/blob/eb21af33db708f0355f4fb15881f5d4fabc7b06c/src/utils/Utils.ts#L167)