---
title: NSMapTableWeakMemory
framework: foundation
role: symbol
role_heading: Global Variable
path: foundation/nsmaptableweakmemory
---

# NSMapTableWeakMemory

Equivalent to weakMemory.

## Declaration

```swift
var NSMapTableWeakMemory: NSPointerFunctions.Options { get }
```

## See Also

### Memory Options

- [machVirtualMemory](foundation/nspointerfunctions/options/machvirtualmemory.md)
- [mallocMemory](foundation/nspointerfunctions/options/mallocmemory.md)
- [opaqueMemory](foundation/nspointerfunctions/options/opaquememory.md)
- [strongMemory](foundation/nspointerfunctions/options/strongmemory.md)
- [weakMemory](foundation/nspointerfunctions/options/weakmemory.md)
- [NSMapTableStrongMemory](foundation/nsmaptablestrongmemory.md)