voidUncaughtExceptionHandler(NSException*exception) {
NSArray*arr = [exceptioncallStackSymbols];//得到當(dāng)前調(diào)用棧信息
NSString*reason = [exceptionreason];//非常重要酿雪，就是崩潰的原因
NSString*name = [exceptionname];//異常類(lèi)型
NSLog(@"%@", arr);
NSLog(@"exception type : %@ \n崩潰的原因: %@ \n call stack info : %@", name, reason, arr);
}
objc直接調(diào)用
NSSetUncaughtExceptionHandler(&UncaughtExceptionHandler);
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