libstdc++: std::exception Class Reference (original) (raw)
#include <[exception.h](a00803%5Fsource.html)>
Inheritance diagram for std::exception:
| Public Member Functions | |
|---|---|
| exception (const exception &)=default | |
| exception (exception &&)=default | |
| exception & | operator= (const exception &)=default |
| exception & | operator= (exception &&)=default |
| virtual const char * | what () const noexcept |
Detailed Description
Base class for all library exceptions.
This is the base class for all exceptions thrown by the standard library, and by certain language expressions. You are free to derive your own exception classes, or use a different hierarchy, or to throw non-class data (e.g., fundamental types).
Definition at line 59 of file exception.h.
Constructor & Destructor Documentation
| std::exception::exception ( ) | inlinenoexcept |
|---|
Member Function Documentation
◆ what()
| virtual const char * std::exception::what ( ) const | virtualnoexcept |
|---|
Returns a C-style character string describing the general cause of the current error.
Reimplemented in std::ios_base::failure, std::bad_alloc, std::filesystem::filesystem_error, std::bad_weak_ptr, std::bad_function_call, std::experimental::fundamentals_v1::bad_any_cast, std::experimental::filesystem::v1::filesystem_error, std::future_error, std::logic_error, std::runtime_error, std::bad_exception, std::bad_cast, and std::bad_typeid.
The documentation for this class was generated from the following file: