# OSGeo::FDO::Expression::DoubleValue Class Reference
[OSGeo::FDO::Expression]

Inheritance diagram for OSGeo::FDO::Expression::DoubleValue:

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List of all members.

## Detailed Description

The DoubleValue class derives from DataValue and represents a double-precision floating point number.

()

## Public Member Functions
| DoubleValue (System::IntPtr unmanaged, System::Boolean autoDelete)
| Constructs a DoubleValue object based on an unmanaged instance of the object.
| DoubleValue (System::Double value)
| Constructs a default instance of an DoubleValue using the specified arguments.
| DoubleValue ()
| Constructs a default instance of an DoubleValue with a value of null.
__property OSGeo::FDO::Schema::DataType | get_DataType ()
| Gets the data type of the DoubleValue.
__property System::Double | get_Double ()
| Gets the double value.
System::Void | Process (OSGeo::FDO::Expression::IExpressionProcessor *processor)
| Overrides Expression.Process to pass the DoubleValue to the appropriate expression processor operation.
__property System::Void | set_Double (System::Double value)
| Sets the double value as a double precision floating point number.
System::String * | ToString ()
| Returns the well defined text representation of this expression.
## Static Public Member Functions
static System::Double | op_Explicit (OSGeo::FDO::Expression::DoubleValue *value)
| A cast operator to get the double value.