[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:181](https://github.com/LuanRT/YouTube.js/blob/af92984523f90200a18314b94478a2697c9deab0/src/utils/Utils.ts#L181)