Expression.TypeEqual(Expression, Type) 方法
定义
创建一个比较运行时类型标识的 TypeBinaryExpression。Creates a TypeBinaryExpression that compares run-time type identity.
public:
static System::Linq::Expressions::TypeBinaryExpression ^ TypeEqual(System::Linq::Expressions::Expression ^ expression, Type ^ type);
public static System.Linq.Expressions.TypeBinaryExpression TypeEqual (System.Linq.Expressions.Expression expression, Type type);
static member TypeEqual : System.Linq.Expressions.Expression * Type -> System.Linq.Expressions.TypeBinaryExpression
Public Shared Function TypeEqual (expression As Expression, type As Type) As TypeBinaryExpression
参数
- expression
- Expression
要将 Expression 属性设置为与其相等的 Expression。An Expression to set the Expression property equal to.
- type
- Type
要将 Type 属性设置为与其相等的 TypeOperand。A Type to set the TypeOperand property equal to.
返回
一个 TypeBinaryExpression,其 NodeType 属性等于 TypeEqual(Expression, Type) 并且 Expression 和 TypeOperand 属性设置为指定值。A TypeBinaryExpression for which the NodeType property is equal to TypeEqual(Expression, Type) and for which the Expression and TypeOperand properties are set to the specified values.