[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [DOMSnapshot](./puppeteer.protocol.domsnapshot.md) > [DocumentSnapshot](./puppeteer.protocol.domsnapshot.documentsnapshot.md) > [frameId](./puppeteer.protocol.domsnapshot.documentsnapshot.frameid.md) ## Protocol.DOMSnapshot.DocumentSnapshot.frameId property Frame ID for frame owner elements and also for the document node. Signature: ```typescript frameId: StringIndex; ```