ExpressionEvaluatorClass.Evaluate-Methode

Diese API unterstützt die SQL Server 2012-Infrastruktur und ist nicht zur direkten Verwendung im Code bestimmt.

Calls an external expression evaluator that evaluates the expression.

Namespace:  Microsoft.SqlServer.Dts.Runtime.Wrapper
Assembly:  Microsoft.SqlServer.DTSRuntimeWrap (in Microsoft.SqlServer.DTSRuntimeWrap.dll)

Syntax

'Declaration
Public Overridable Sub Evaluate ( _
    pVariableDispenser As IDTSVariableDispenser100, _
    <OutAttribute> ByRef pvResult As Object, _
    vbSetVariable As Boolean _
)
'Usage
Dim instance As ExpressionEvaluatorClass 
Dim pVariableDispenser As IDTSVariableDispenser100 
Dim pvResult As Object 
Dim vbSetVariable As Boolean

instance.Evaluate(pVariableDispenser, _
    pvResult, vbSetVariable)

public virtual void Evaluate(
    IDTSVariableDispenser100 pVariableDispenser,
    out Object pvResult,
    bool vbSetVariable
)

public:
virtual void Evaluate(
    [InAttribute] IDTSVariableDispenser100^ pVariableDispenser, 
    [OutAttribute] Object^% pvResult, 
    [InAttribute] bool vbSetVariable
)

abstract Evaluate : 
        pVariableDispenser:IDTSVariableDispenser100 * 
        pvResult:Object byref * 
        vbSetVariable:bool -> unit  
override Evaluate : 
        pVariableDispenser:IDTSVariableDispenser100 * 
        pvResult:Object byref * 
        vbSetVariable:bool -> unit

public function Evaluate(
    pVariableDispenser : IDTSVariableDispenser100, 
    pvResult : Object, 
    vbSetVariable : boolean
)

Parameter

• pVariableDispenser
  Typ: Microsoft.SqlServer.Dts.Runtime.Wrapper.IDTSVariableDispenser100
  The object that is used to access the collection of variables.

• pvResult
  Typ: System.Object%
  When this method returns, contains the result of the evaluation. This parameter is passed uninitialized.

• vbSetVariable
  Typ: System.Boolean
  true to indicate that the result is assigned to a variable; otherwise, false.

Implementiert

IDTSExpressionEvaluator100.Evaluate(IDTSVariableDispenser100, Object%, Boolean)

Siehe auch

Verweis

ExpressionEvaluatorClass Klasse

Microsoft.SqlServer.Dts.Runtime.Wrapper-Namespace