SwitchExpressionException SwitchExpressionException SwitchExpressionException SwitchExpressionException Class

定义

表示非穷举的 switch 表达式无法在运行时匹配其输入。Indicates that a switch expression that was non-exhaustive failed to match its input at runtime. 异常可能包含表示不匹配值的对象。The exception optionally contains an object representing the unmatched value.

public ref class SwitchExpressionException sealed : InvalidOperationException
public sealed class SwitchExpressionException : InvalidOperationException
type SwitchExpressionException = class
    inherit InvalidOperationException
Public NotInheritable Class SwitchExpressionException
Inherits InvalidOperationException
继承

注解

引发C#此异常的表达式的示例:A C# example of an expression that would throw this exception:

3 switch { 4 => 5 }

构造函数

SwitchExpressionException() SwitchExpressionException() SwitchExpressionException() SwitchExpressionException()

初始化 SwitchExpressionException 类的新实例。Initializes a new instance of the SwitchExpressionException class.

SwitchExpressionException(Exception) SwitchExpressionException(Exception) SwitchExpressionException(Exception) SwitchExpressionException(Exception)

使用指定的错误消息和对作为此异常原因的内部异常的引用来初始化 SwitchExpressionException 类的新实例。Initializes a new instance of the SwitchExpressionException class with a specified error message and a reference to the inner exception that is the cause of this exception.

SwitchExpressionException(Object) SwitchExpressionException(Object) SwitchExpressionException(Object) SwitchExpressionException(Object)

使用不匹配的 switch 值初始化 SwitchExpressionException 类的新实例。Initializes a new instance of the SwitchExpressionException class with an unmatched switch value.

SwitchExpressionException(String) SwitchExpressionException(String) SwitchExpressionException(String) SwitchExpressionException(String)

使用指定的消息初始化 SwitchExpressionException 类的新实例。Initializes a new instance of the SwitchExpressionException class with the specified message.

SwitchExpressionException(String, Exception) SwitchExpressionException(String, Exception) SwitchExpressionException(String, Exception) SwitchExpressionException(String, Exception)

使用指定的详细说明和指定的异常初始化 SwitchExpressionException 类的新实例。Initializes a new instance of the SwitchExpressionException class with the specified detailed description and the specified exception.

属性

Data Data Data Data

获取提供有关异常的其他用户定义信息的键/值对集合。Gets a collection of key/value pairs that provide additional user-defined information about the exception.

(Inherited from Exception)
HelpLink HelpLink HelpLink HelpLink

获取或设置指向与此异常关联的帮助文件链接。Gets or sets a link to the help file associated with this exception.

(Inherited from Exception)
HResult HResult HResult HResult

获取或设置 HRESULT(一个分配给特定异常的编码数字值)。Gets or sets HRESULT, a coded numerical value that is assigned to a specific exception.

(Inherited from Exception)
InnerException InnerException InnerException InnerException

获取导致当前异常的 Exception 实例。Gets the Exception instance that caused the current exception.

(Inherited from Exception)
Message Message Message Message

获取异常消息。Gets the exception message.

Source Source Source Source

获取或设置导致错误的应用程序或对象的名称。Gets or sets the name of the application or the object that causes the error.

(Inherited from Exception)
StackTrace StackTrace StackTrace StackTrace

获取调用堆栈上的即时框架字符串表示形式。Gets a string representation of the immediate frames on the call stack.

(Inherited from Exception)
TargetSite TargetSite TargetSite TargetSite

获取引发当前异常的方法。Gets the method that throws the current exception.

(Inherited from Exception)
UnmatchedValue UnmatchedValue UnmatchedValue UnmatchedValue

获取与该异常关联的不匹配值。Gets the unmatched value associated with the exception.

方法

Equals(Object) Equals(Object) Equals(Object) Equals(Object)

确定指定的对象是否等于当前对象。Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetBaseException() GetBaseException() GetBaseException() GetBaseException()

当在派生类中重写时,返回 Exception,它是一个或多个并发的异常的根源。When overridden in a derived class, returns the Exception that is the root cause of one or more subsequent exceptions.

(Inherited from Exception)
GetHashCode() GetHashCode() GetHashCode() GetHashCode()

作为默认哈希函数。Serves as the default hash function.

(Inherited from Object)
GetObjectData(SerializationInfo, StreamingContext) GetObjectData(SerializationInfo, StreamingContext) GetObjectData(SerializationInfo, StreamingContext) GetObjectData(SerializationInfo, StreamingContext)

使用参数名和其他异常信息来设置 SerializationInfoSets the SerializationInfo with the parameter name and additional exception information.

GetType() GetType() GetType() GetType()

获取当前实例的运行时类型。Gets the runtime type of the current instance.

(Inherited from Exception)
MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone()

创建当前 Object 的浅表副本。Creates a shallow copy of the current Object.

(Inherited from Object)
ToString() ToString() ToString() ToString()

创建并返回当前异常的字符串表示形式。Creates and returns a string representation of the current exception.

(Inherited from Exception)

事件

SerializeObjectState SerializeObjectState SerializeObjectState SerializeObjectState

当异常被序列化用来创建包含有关该异常的徐列出数据的异常状态对象时会出现该问题。Occurs when an exception is serialized to create an exception state object that contains serialized data about the exception.

(Inherited from Exception)

适用于