ICompiledExpressionRoot.CanExecuteExpression Método

Definição

Namespace:

System.Activities.XamlIntegration

Assembly:

System.Activities.dll

Indica se o ICompiledExpressionRoot pode executar a expressão.

public:
 bool CanExecuteExpression(System::String ^ expressionText, bool isReference, System::Collections::Generic::IList<System::Activities::LocationReference ^> ^ locations, [Runtime::InteropServices::Out] int % expressionId);

public bool CanExecuteExpression (string expressionText, bool isReference, System.Collections.Generic.IList<System.Activities.LocationReference> locations, out int expressionId);

abstract member CanExecuteExpression : string * bool * System.Collections.Generic.IList<System.Activities.LocationReference> * int -> bool

Public Function CanExecuteExpression (expressionText As String, isReference As Boolean, locations As IList(Of LocationReference), ByRef expressionId As Integer) As Boolean

Parâmetros

expressionText

String

O texto da expressão usado.

isReference

Boolean

true se referência; caso contrário, false.

locations

IList<LocationReference>

A coleção de locais.

expressionId

Int32

O identificador da expressão.

Retornos

Boolean

true se o ICompiledExpressionRoot puder executar a expressão; caso contrário, false.