Console.WriteLine("执行了finally方法");}}public static void ThrowAnExcetption(){throw new CustomException();}}public class CustomException : Exception{}以上示例简单演示了如何抛出异常，处理异常。3. 总结异常处理很简单，但是也很难。简单是指使用起来很简单，很难说的是在项目中如何合理优雅的处理异常和...
NSError, or custom classes, you can add robust error-handling to your programs. This chapter provides a summary of exception syntax and handling; for more details, seeException Programming Topics.
publicclassCustomException : Exception { privatestringMSG = "系统产生用户自定义异常!"; privateobject_sender =null; publicCustomException(objectsender,stringmsg) :base(msg) { _sender = sender; } } /// ///用户操作未授权的窗体或业务逻辑所产生的异常 /// publicclassUnauthorizedException : CustomE...
D. CustomException 相关知识点: 试题来源: 解析 B **A. ApplicationException**:Python中没有标准的内置异常类名为ApplicationException,该名称可能源于其他编程语言(如C#),在Python中无效。 **B. Exception**:Python中所有用户自定义异常应直接或间接继承自Exception类。Exception是内置异常的基础类别(如ValueError...
CCommonDialog class CConnectionPoint class CConstantTransition class CContextMenuManager class CControlBar class CCreateContext structure CCriticalSection class CCtrlView class CCubicTransition class CCustomInterpolator class CCustomTransition class CD2DBitmap class CD2DBitmapBrush class CD2DBrush class CD...
CCommonDialog class CConnectionPoint class CConstantTransition class CContextMenuManager class CControlBar class CCreateContext structure CCriticalSection class CCtrlView class CCubicTransition class CCustomInterpolator class CCustomTransition class CD2DBitmap class CD2DBitmapBrush class CD2DBrush class CD...
CCommonDialog class CConnectionPoint class CConstantTransition class CContextMenuManager class CControlBar class CCreateContext structure CCriticalSection class CCtrlView class CCubicTransition class CCustomInterpolator class CCustomTransition class CD2DBitmap class CD2DBitmapBrush class CD2DBrush class CD...
try{// 可能会抛出异常的代码}catch(Exceptionex){// 处理异常的代码} 在ASP.NET C#中,您还可以使用过滤器(Filter)来全局处理异常。例如,您可以创建一个自定义的异常过滤器,并在其中处理异常: 代码语言:csharp 复制 publicclassCustomExceptionFilter:IExceptionFilter{publicvoidOnException(ExceptionContextcontext){...
CContextMenuManager class CControlBar class CCreateContext structure CCriticalSection class CCtrlView class CCubicTransition class CCustomInterpolator class CCustomTransition class CD2DBitmap class CD2DBitmapBrush class CD2DBrush class CD2DBrushProperties class CD2DEllipse class CD2DGeometry class CD2DGeome...
// 自定义异常类publicclassMyExceptionextendsException{publicMyException(Stringmessage){super(message);}}// 在代码中使用自定义异常publicclassMain{publicstaticvoidmain(String[]args){try{thrownewMyException("This is a custom exception");}catch(MyExceptione){System.out.println(e.getMessage());}}} ...