---
title: "Rational..::.GetHashCode Method "
canonical: https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_Rational_GetHashCode.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/)

# Rational.GetHashCode Method 
 
Returns a hash code for this [Rational](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Rational.htm.md) class.
 
**Namespace:** [Aurigma.GraphicsMill](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```
Public Overrides NotOverridable Function GetHashCode As Integer
```
 
```csharp
public override sealed int GetHashCode()
```
 
### Return Value
An integer value that specifies the hash code for this [Rational](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Rational.htm.md) class.
   
## See Also

### Reference

- [Rational Structure](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Rational.htm.md)
- [Aurigma.GraphicsMill Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill.htm.md)