[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Page](./puppeteer.protocol.page.md) > [NavigateResponse](./puppeteer.protocol.page.navigateresponse.md) > [loaderId](./puppeteer.protocol.page.navigateresponse.loaderid.md) ## Protocol.Page.NavigateResponse.loaderId property Loader identifier. Signature: ```typescript loaderId?: Network.LoaderId; ```