DynamicExpressionVisitor.VisitDynamic(DynamicExpression) 方法
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
访问 DynamicExpression 的子级。
protected:
virtual System::Linq::Expressions::Expression ^ VisitDynamic(System::Linq::Expressions::DynamicExpression ^ node);
protected public:
override System::Linq::Expressions::Expression ^ VisitDynamic(System::Linq::Expressions::DynamicExpression ^ node);
protected virtual System.Linq.Expressions.Expression VisitDynamic (System.Linq.Expressions.DynamicExpression node);
protected internal override System.Linq.Expressions.Expression VisitDynamic (System.Linq.Expressions.DynamicExpression node);
abstract member VisitDynamic : System.Linq.Expressions.DynamicExpression -> System.Linq.Expressions.Expression
override this.VisitDynamic : System.Linq.Expressions.DynamicExpression -> System.Linq.Expressions.Expression
override this.VisitDynamic : System.Linq.Expressions.DynamicExpression -> System.Linq.Expressions.Expression
Protected Overridable Function VisitDynamic (node As DynamicExpression) As Expression
Protected Friend Overrides Function VisitDynamic (node As DynamicExpression) As Expression
参数
- node
- DynamicExpression
要访问的表达式。
返回
如果修改了该表达式或任何子表达式,则返回 Expression;否则返回原始表达式。