RuleExpressionWalker.Evaluate(RuleExecution, CodeExpression) 方法

定义

命名空间:
System.Workflow.Activities.Rules
程序集:
System.Workflow.Activities.dll

计算表达式和所有子表达式。

public:
 static System::Workflow::Activities::Rules::RuleExpressionResult ^ Evaluate(System::Workflow::Activities::Rules::RuleExecution ^ execution, System::CodeDom::CodeExpression ^ expression);
public static System.Workflow.Activities.Rules.RuleExpressionResult Evaluate(System.Workflow.Activities.Rules.RuleExecution execution, System.CodeDom.CodeExpression expression);
static member Evaluate : System.Workflow.Activities.Rules.RuleExecution * System.CodeDom.CodeExpression -> System.Workflow.Activities.Rules.RuleExpressionResult
Public Shared Function Evaluate (execution As RuleExecution, expression As CodeExpression) As RuleExpressionResult

参数

execution
RuleExecution

要 RuleExecution 执行表达式。

expression
CodeExpression

要 CodeExpression 评估的。

返回

RuleExpressionResult

指示 RuleExpressionResult 表达式计算的结果。

例外

ArgumentNullException

execution是空引用（Visual Basic 中的 Nothing）。

适用于