---
title: JSPropertyDescriptorSetKey
framework: javascriptcore
role: symbol
role_heading: Global Variable
path: javascriptcore/jspropertydescriptorsetkey
---

# JSPropertyDescriptorSetKey

The JavaScript function to be invoked when writing to the property.

## Declaration

```swift
let JSPropertyDescriptorSetKey: String
```

## See Also

### Constants

- [JSPropertyDescriptorWritableKey](javascriptcore/jspropertydescriptorwritablekey.md)
- [JSPropertyDescriptorEnumerableKey](javascriptcore/jspropertydescriptorenumerablekey.md)
- [JSPropertyDescriptorConfigurableKey](javascriptcore/jspropertydescriptorconfigurablekey.md)
- [JSPropertyDescriptorValueKey](javascriptcore/jspropertydescriptorvaluekey.md)
- [JSPropertyDescriptorGetKey](javascriptcore/jspropertydescriptorgetkey.md)