ExpressionContext Class

Represents a dynamic expression context for evaluating expressions with variables and imports.

Definition

Namespace: Gemstone.Expressions.Evaluator
Assembly: Gemstone.Expressions (in Gemstone.Expressions.dll) Version: 1.0.138 -- Release Build+63a7edac60a211bd5f0d2e3c31f6620955dda11d

C#View Source Request Example

public class ExpressionContext : ExpressionContext<Object>

VBView Source Request Example

Public Class ExpressionContext
	Inherits ExpressionContext(Of Object)

C++View Source Request Example

public ref class ExpressionContext : public ExpressionContext<Object^>

JavaScriptView Source Request Example

Gemstone.Expressions.Evaluator.ExpressionContext = function();

Type.createClass(
	'Gemstone.Expressions.Evaluator.ExpressionContext',
	Gemstone.Expressions.Evaluator.ExpressionContext`1);

Inheritance: Object ExpressionContextObject ExpressionContext

Remarks

All variables that can be used in an expression should be defined before the expression is compiled. For compilation, variable values can simply be initialized with default values and then updated later before the expression is evaluated.

Constructors

ExpressionContext

Initializes a new instance of the ExpressionContext class

Properties

DefaultValue	Gets or sets the default value to use for undefined variables. (Inherited from ExpressionContextT)
Imports	Gets the type registry used to resolve imported types for an expression. (Inherited from ExpressionContextT)
Variables	Gets the dictionary of variables that can be accessed in an expression. (Inherited from ExpressionContextT)

Methods

Equals	Determines whether the specified object is equal to the current object. (Inherited from Object)
Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object)
GetHashCode	Serves as the default hash function. (Inherited from Object)
GetType	Gets the Type of the current instance. (Inherited from Object)
MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object)
ToString	Returns a string that represents the current object. (Inherited from Object)