ExpressionTask.ValidateExpression 方法
Verifies that the expression is properly configured.
命名空间： Microsoft.SqlServer.Dts.Tasks.ExpressionTask
程序集： Microsoft.SqlServer.ExpressionTask（在 Microsoft.SqlServer.ExpressionTask.dll 中）
语法
声明
Public Function ValidateExpression ( _
variableDispenser As VariableDispenser _
) As String
用法
Dim instance As ExpressionTask
Dim variableDispenser As VariableDispenser
Dim returnValue As String
returnValue = instance.ValidateExpression(variableDispenser)
public string ValidateExpression(
VariableDispenser variableDispenser
)
public:
String^ ValidateExpression(
VariableDispenser^ variableDispenser
)
member ValidateExpression :
variableDispenser:VariableDispenser -> string
public function ValidateExpression(
variableDispenser : VariableDispenser
) : String
参数
- variableDispenser
类型：Microsoft.SqlServer.Dts.Runtime.VariableDispenser
A VariableDispenser object for using variables.
返回值
类型：System.String
AString that describes the result of the validation.