# OsmExtensions class

Namespace: [Grasshopper2.FileTypes.OpenStreetMap](https://developer.rhino3d.com/api/gh2/namespace/grasshopper2.filetypes.openstreetmap.md) · Assembly: [Grasshopper2](https://developer.rhino3d.com/api/gh2/assembly/grasshopper2.md)

```cs
public static class OsmExtensions
```

Provides a set of extension methods for Osm related types.

## Methods

- [Format](https://developer.rhino3d.com/api/gh2/type/grasshopper2.filetypes.openstreetmap.osmextensions/format.md): (4 overloads, static) Format a collection of OSM tags.
- [HasTagName](https://developer.rhino3d.com/api/gh2/type/grasshopper2.filetypes.openstreetmap.osmextensions/hastagname.md): (2 overloads, static) Test a collection of OsmTags to see whether a given name+value is used at least once.