[youtubei.js](../../../../README.md) / [YTNodes](../README.md) / Button # Class: Button Defined in: [src/parser/classes/Button.ts:7](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L7) ## Extends - [`YTNode`](../../Helpers/classes/YTNode.md) ## Extended by - [`MenuNavigationItem`](MenuNavigationItem.md) - [`MenuServiceItem`](MenuServiceItem.md) ## Constructors ### Constructor > **new Button**(`data`): `Button` Defined in: [src/parser/classes/Button.ts:21](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L21) #### Parameters ##### data [`RawNode`](../../../../type-aliases/RawNode.md) #### Returns `Button` #### Overrides [`YTNode`](../../Helpers/classes/YTNode.md).[`constructor`](../../Helpers/classes/YTNode.md#constructor) ## Properties ### accessibility? > `optional` **accessibility**: `AccessibilitySupportedDatas` Defined in: [src/parser/classes/Button.ts:19](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L19) *** ### endpoint > **endpoint**: [`NavigationEndpoint`](NavigationEndpoint.md) Defined in: [src/parser/classes/Button.ts:18](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L18) *** ### icon\_type? > `optional` **icon\_type**: `string` Defined in: [src/parser/classes/Button.ts:15](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L15) *** ### is\_disabled? > `optional` **is\_disabled**: `boolean` Defined in: [src/parser/classes/Button.ts:16](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L16) *** ### label? > `optional` **label**: `string` Defined in: [src/parser/classes/Button.ts:11](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L11) *** ### size? > `optional` **size**: `string` Defined in: [src/parser/classes/Button.ts:14](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L14) *** ### style? > `optional` **style**: `string` Defined in: [src/parser/classes/Button.ts:13](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L13) *** ### target\_id? > `optional` **target\_id**: `string` Defined in: [src/parser/classes/Button.ts:17](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L17) *** ### text? > `optional` **text**: `string` Defined in: [src/parser/classes/Button.ts:10](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L10) *** ### tooltip? > `optional` **tooltip**: `string` Defined in: [src/parser/classes/Button.ts:12](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L12) *** ### type > `readonly` **type**: `string` Defined in: [src/parser/helpers.ts:8](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/helpers.ts#L8) #### Inherited from [`YTNode`](../../Helpers/classes/YTNode.md).[`type`](../../Helpers/classes/YTNode.md#type) *** ### type > `static` **type**: `string` = `'Button'` Defined in: [src/parser/classes/Button.ts:8](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/classes/Button.ts#L8) #### Overrides [`YTNode`](../../Helpers/classes/YTNode.md).[`type`](../../Helpers/classes/YTNode.md#type-1) ## Methods ### as() > **as**\<`T`, `K`\>(...`types`): `InstanceType`\<`K`\[`number`\]\> Defined in: [src/parser/helpers.ts:29](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/helpers.ts#L29) Cast to one of the given types. #### Type Parameters ##### T `T` *extends* [`YTNode`](../../Helpers/classes/YTNode.md) ##### K `K` *extends* [`YTNodeConstructor`](../../Helpers/interfaces/YTNodeConstructor.md)\<`T`\>[] #### Parameters ##### types ...`K` The types to cast to #### Returns `InstanceType`\<`K`\[`number`\]\> The node cast to one of the given types #### Throws If the node is not of the given type #### Inherited from [`YTNode`](../../Helpers/classes/YTNode.md).[`as`](../../Helpers/classes/YTNode.md#as) *** ### hasKey() > **hasKey**\<`T`, `R`\>(`key`): `this is Button & { [k in string]: R }` Defined in: [src/parser/helpers.ts:41](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/helpers.ts#L41) Check for a key without asserting the type. #### Type Parameters ##### T `T` *extends* `string` ##### R `R` = `any` #### Parameters ##### key `T` The key to check #### Returns `this is Button & { [k in string]: R }` Whether the node has the key #### Inherited from [`YTNode`](../../Helpers/classes/YTNode.md).[`hasKey`](../../Helpers/classes/YTNode.md#haskey) *** ### is() > **is**\<`T`, `K`\>(...`types`): `this is InstanceType` Defined in: [src/parser/helpers.ts:19](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/helpers.ts#L19) Check if the node is of the given type. #### Type Parameters ##### T `T` *extends* [`YTNode`](../../Helpers/classes/YTNode.md) ##### K `K` *extends* [`YTNodeConstructor`](../../Helpers/interfaces/YTNodeConstructor.md)\<`T`\>[] #### Parameters ##### types ...`K` The type to check #### Returns `this is InstanceType` whether the node is of the given type #### Inherited from [`YTNode`](../../Helpers/classes/YTNode.md).[`is`](../../Helpers/classes/YTNode.md#is) *** ### key() > **key**\<`T`, `R`\>(`key`): [`Maybe`](../../Helpers/classes/Maybe.md) Defined in: [src/parser/helpers.ts:51](https://github.com/LuanRT/YouTube.js/blob/0733f60b57877f6b8b87dfd5cc6195b5085f5c09/src/parser/helpers.ts#L51) Assert that the node has the given key and return it. #### Type Parameters ##### T `T` *extends* `string` ##### R `R` = `any` #### Parameters ##### key `T` The key to check #### Returns [`Maybe`](../../Helpers/classes/Maybe.md) The value of the key wrapped in a Maybe #### Throws If the node does not have the key #### Inherited from [`YTNode`](../../Helpers/classes/YTNode.md).[`key`](../../Helpers/classes/YTNode.md#key)