[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Runtime](./puppeteer.protocol.runtime.md) > [PropertyPreviewSubtype](./puppeteer.protocol.runtime.propertypreviewsubtype.md)
## Protocol.Runtime.PropertyPreviewSubtype enum
Signature:
```typescript
export const enum PropertyPreviewSubtype
```
## 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'
| |