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std::uncaught_exception

std::uncaught_exception, std::uncaught_exceptions

Defined in header <exception> 
bool uncaught_exception();
 (1) (deprecated in C++17) 
int uncaught_exceptions();
 (2) (since C++17)
1) Detects if the current thread has a live exception object, that is, an exception has been thrown or rethrown and not yet entered a matching catch clause, std::terminate or 登录查看完整内容