通过

DefaultExpressionVisitor.OnExpressionReplaced 方法

  • 参考

定义

命名空间:
System.Data.Common.CommandTrees
程序集:
System.Data.Entity.dll

用新的表达式为表达式访问程序替换旧的。

protected:
 virtual void OnExpressionReplaced(System::Data::Common::CommandTrees::DbExpression ^ oldExpression, System::Data::Common::CommandTrees::DbExpression ^ newExpression);
protected virtual void OnExpressionReplaced (System.Data.Common.CommandTrees.DbExpression oldExpression, System.Data.Common.CommandTrees.DbExpression newExpression);
abstract member OnExpressionReplaced : System.Data.Common.CommandTrees.DbExpression * System.Data.Common.CommandTrees.DbExpression -> unit
override this.OnExpressionReplaced : System.Data.Common.CommandTrees.DbExpression * System.Data.Common.CommandTrees.DbExpression -> unit
Protected Overridable Sub OnExpressionReplaced (oldExpression As DbExpression, newExpression As DbExpression)

参数

oldExpression
DbExpression

旧表达式。

newExpression
DbExpression

新表达式。

适用于