# mgParameter.h File Reference

Include dependency graph for mgParameter.h:

## Namespaces
namespace | OSGeo
namespace | OSGeo::FDO
namespace | OSGeo::FDO::Expression
## Classes
class | OSGeo::FDO::Expression::Parameter
| The Parameter class derives from ValueExpression and represents a substitution parameter in the expression. Parameters are represented by a name: when expressions are evaluated, the caller must supply a value to be bound to each parameter name. More...