[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Page](./puppeteer.protocol.page.md) > [Frame](./puppeteer.protocol.page.frame.md) > [loaderId](./puppeteer.protocol.page.frame.loaderid.md) ## Protocol.Page.Frame.loaderId property Identifier of the loader associated with this frame. Signature: ```typescript loaderId: Network.LoaderId; ```