--- title: keyboardButtonBuy description: Button to buy a product image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png --- # Constructor: keyboardButtonBuy [Back to constructors index](index.md) Button to buy a product ### Attributes: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |text|[string](../types/string.md) | Yes|Button text| ### Type: [KeyboardButton](../types/KeyboardButton.md) ### Example: ```php $keyboardButtonBuy = ['_' => 'keyboardButtonBuy', 'text' => 'string']; ``` Or, if you're into Lua: ```lua keyboardButtonBuy={_='keyboardButtonBuy', text='string'} ```