[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [DOMSnapshot](./puppeteer.protocol.domsnapshot.md) > [LayoutTreeSnapshot](./puppeteer.protocol.domsnapshot.layouttreesnapshot.md) > [nodeIndex](./puppeteer.protocol.domsnapshot.layouttreesnapshot.nodeindex.md) ## Protocol.DOMSnapshot.LayoutTreeSnapshot.nodeIndex property Index of the corresponding node in the `NodeTreeSnapshot` array returned by `captureSnapshot`. Signature: ```typescript nodeIndex: integer[]; ```