[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Runtime](./puppeteer.protocol.runtime.md) > [ObjectPreviewSubtype](./puppeteer.protocol.runtime.objectpreviewsubtype.md) ## Protocol.Runtime.ObjectPreviewSubtype enum Signature: ```typescript export const enum ObjectPreviewSubtype ``` ## Enumeration Members | Member | Value | Description | | --- | --- | --- | | Array | 'array' | | | Date | 'date' | | | Error | 'error' | | | Generator | 'generator' | | | Iterator | 'iterator' | | | Map | 'map' | | | Node | 'node' | | | Null | 'null' | | | Regexp | 'regexp' | | | Set | 'set' | | | Weakmap | 'weakmap' | | | Weakset | 'weakset' | |