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# NSPropertyMapping

A mapping instance that specifies in a model how to map from a property in a source entity to a property in a destination entity.

```
class NSPropertyMapping
```

## Topics

### Managing Mapping Attributes

[`name`](/documentation/CoreData/NSPropertyMapping/name)

The name of the property in the destination entity for the property mapping.

[`valueExpression`](/documentation/CoreData/NSPropertyMapping/valueExpression)

The value expression for the property mapping.

[`userInfo`](/documentation/CoreData/NSPropertyMapping/userInfo)

The user info for the property mapping.


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