---
title: kJSPropertyAttributeDontDelete
framework: javascriptcore
role: symbol
role_heading: Global Variable
path: javascriptcore/kjspropertyattributedontdelete
---

# kJSPropertyAttributeDontDelete

An attribute that specifies that the delete operation fails on a property.

## Declaration

```swift
var kJSPropertyAttributeDontDelete: Int { get }
```

## See Also

### Constants

- [kJSPropertyAttributeNone](javascriptcore/kjspropertyattributenone.md)
- [kJSPropertyAttributeReadOnly](javascriptcore/kjspropertyattributereadonly.md)
- [kJSPropertyAttributeDontEnum](javascriptcore/kjspropertyattributedontenum.md)