BooleanExpression Class

Represents a boolean expression that can be parsed and executed at runtime.

Inheritance Hierarchy

SystemObject
GSF.ParsingBooleanExpression

Namespace: GSF.Parsing
Assembly: GSF.Core (in GSF.Core.dll) Version: 2.4.207-beta+1781b796b2aa7a54013a031eb432fe4ccee31867

Syntax

public class BooleanExpression

Public Class BooleanExpression

public ref class BooleanExpression

type BooleanExpression = class end

GSF.Parsing.BooleanExpression = function();

Type.createClass(
	'GSF.Parsing.BooleanExpression');

The BooleanExpression type exposes the following members.

Constructors

	Name	Description
	BooleanExpression(String)	Creates a new instance of the BooleanExpression class.
	BooleanExpression(String, IEqualityComparerString)	Creates a new instance of the BooleanExpression class.

Properties

	Name	Description
	Item	Gets the variable identified by the given identifier.
	Variables	Gets the list of variables found while parsing the boolean expression.

Methods

	Name	Description
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object)
	Evaluate	Evaluates the expression using the current values of the variables.
	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)
	TryGetVariable	Attempts to get the variable identified by the given identifier.

Extension Methods

	Name	Description
	GetEnumValueOrDefault	Gets the enumeration constant for value, if defined in the enumeration, or a default value. (Defined by EnumExtensions)
	GetEnumValueOrDefaultT	Gets the enumeration constant for this value, if defined in the enumeration, or a default value. (Defined by EnumExtensions)

Remarks

Binary operators have the same level of precedence and are evaluated from right to left.