Gemstone Expressions Library
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# ValueExpressionAttributeBaseExpression Property

Gets C# expression that will evaluate to the desired value.

## Definition

Namespace: Gemstone.Expressions.Model
Assembly: Gemstone.Expressions (in Gemstone.Expressions.dll) Version: 1.0.156 -- Release Build+f3b7d45eeb47a4d1cd28dfc51d65d911125f2d0e
C#
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    public string Expression { get; }

VB
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    Public ReadOnly Property Expression As String
    	Get

C++
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    public:
    virtual property String^ Expression {
    	String^ get () sealed;
    }

JavaScript
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    function get_Expression();

#### Property Value

String

#### Implements

IValueExpressionAttributeExpression

## Remarks

Use the GetPropertyUpdateValue(PropertyInfo) method to get a per-property based value for use with the ValueExpressionParser. Use DeriveExpression(String, IValueExpressionAttribute, MemberInfo, String) to automatically replace any this keywords with Instance to properly reference the modeled Instance.

## See Also

#### Reference

ValueExpressionAttributeBase Class
Gemstone.Expressions.Model Namespace