[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [DOMSnapshot](./puppeteer.protocol.domsnapshot.md) > [DocumentSnapshot](./puppeteer.protocol.domsnapshot.documentsnapshot.md) > [scrollOffsetY](./puppeteer.protocol.domsnapshot.documentsnapshot.scrolloffsety.md) ## Protocol.DOMSnapshot.DocumentSnapshot.scrollOffsetY property Vertical scroll offset. Signature: ```typescript scrollOffsetY?: number; ```