Expression 构造函数

定义

命名空间:

System.Linq.Expressions

程序集:

System.Linq.Expressions.dll

构造 Expression 的新实例。

重载

Expression()	构造 Expression 的新实例。
Expression(ExpressionType, Type)	已过时. 初始化 Expression 类的新实例。

Expression()

Source:

Expression.cs

构造 Expression 的新实例。

protected:
 Expression();

protected Expression ();

Protected Sub New ()

Expression(ExpressionType, Type)

Source:

Expression.cs

注意

This constructor has been deprecated. Use a different constructor that does not take ExpressionType. Then override NodeType and Type properties to provide the values that would be specified to this constructor.

初始化 Expression 类的新实例。

protected:
 Expression(System::Linq::Expressions::ExpressionType nodeType, Type ^ type);

[System.Obsolete("This constructor has been deprecated. Use a different constructor that does not take ExpressionType. Then override NodeType and Type properties to provide the values that would be specified to this constructor.")]
protected Expression (System.Linq.Expressions.ExpressionType nodeType, Type type);

[<System.Obsolete("This constructor has been deprecated. Use a different constructor that does not take ExpressionType. Then override NodeType and Type properties to provide the values that would be specified to this constructor.")>]
new System.Linq.Expressions.Expression : System.Linq.Expressions.ExpressionType * Type -> System.Linq.Expressions.Expression

Protected Sub New (nodeType As ExpressionType, type As Type)

参数

nodeType

ExpressionType

ExpressionType 设置为节点类型。

type

Type

此 Type 的 Expression。

属性

ObsoleteAttribute

注解

此构造函数是从派生类中的构造函数调用的。