[Home](./index.md) > [puppeteer](./puppeteer.md) > [Dialog](./puppeteer.dialog.md) > [(constructor)](./puppeteer.dialog._constructor_.md) ## Dialog.(constructor) Constructs a new instance of the `Dialog` class Signature: ```typescript constructor(client: CDPSession, type: DialogType, message: string, defaultValue?: string); ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | client | [CDPSession](./puppeteer.cdpsession.md) | | | type | [DialogType](./puppeteer.dialogtype.md) | | | message | string | | | defaultValue | string | |