---
title: "IXmpDictionary..::.FindKeysByNamespace Method "
canonical: https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_Codecs_IXmpDictionary_FindKeysByNamespace_1_24e9c9cd.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# IXmpDictionary.FindKeysByNamespace Method 
 
Returns a collection of keys contained in a specific namespace.
 
**Namespace:** [Aurigma.GraphicsMill.Codecs](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```
Function FindKeysByNamespace ( _ns As XmpNamespace _
) As String()
```
 
```csharp
                string[] FindKeysByNamespace(XmpNamespace ns
)
```
 
### Parameters
 
 - ns
     - Type: [Aurigma.GraphicsMill.Codecs.XmpNamespace](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_XmpNamespace.htm.md)
Namespace from which the keys should be retrieved.
 
### Return Value
A collection of keys.
   
## See Also

### Reference

- [IXmpDictionary Interface](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Codecs_IXmpDictionary.htm.md)
- [Aurigma.GraphicsMill.Codecs Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_Codecs.htm.md)