我已经经历过Introduction to Exception Programming Topics for Cocoa 。下Throwing Exceptions ,显示一个异常名称:FileNotFoundException
:
NSException *e = [NSException
exceptionWithName:@"FileNotFoundException"
reason:@"File Not Found on System"
userInfo:nil];
@throw e;
但是,Predefined Exceptions页面列出了大约 10 个异常,但未列出 FileNotFoundException
。
在哪里可以找到常见或预期的异常和名称列表?
最佳答案
这很奇怪,这些是我看到的 NSExcpetion.h 中定义的唯一常量:
FOUNDATION_EXPORT NSString * const NSGenericException;
FOUNDATION_EXPORT NSString * const NSRangeException;
FOUNDATION_EXPORT NSString * const NSInvalidArgumentException;
FOUNDATION_EXPORT NSString * const NSInternalInconsistencyException;
FOUNDATION_EXPORT NSString * const NSMallocException;
FOUNDATION_EXPORT NSString * const NSObjectInaccessibleException;
FOUNDATION_EXPORT NSString * const NSObjectNotAvailableException;
FOUNDATION_EXPORT NSString * const NSDestinationInvalidException;
FOUNDATION_EXPORT NSString * const NSPortTimeoutException;
FOUNDATION_EXPORT NSString * const NSInvalidSendPortException;
FOUNDATION_EXPORT NSString * const NSInvalidReceivePortException;
FOUNDATION_EXPORT NSString * const NSPortSendException;
FOUNDATION_EXPORT NSString * const NSPortReceiveException;
FOUNDATION_EXPORT NSString * const NSOldStyleException;
关于ios - NSException 派生类或异常名称列表?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/18564364/