# expression Field
The expression to retrieve the property.
## Definition
**Namespace:** CapyKit
**Assembly:** CapyKit (in CapyKit.dll) Version: 1.0.2
**C#**
``` C#
private Func expression
```
**F#**
``` F#
val mutable private expression: Func<'T, 'U>
```
#### Field Value
Func(T, U)
## See Also
#### Reference
PropertyComparer(T, U) Class
CapyKit Namespace