std::exception Class Reference

Inheritance diagram for std::exception:

Public Member Functions
_GLIBCXX26_CONSTEXPR	exception (const exception &)=default
_GLIBCXX26_CONSTEXPR	exception (exception &&)=default
_GLIBCXX26_CONSTEXPR exception &	operator= (const exception &)=default
_GLIBCXX26_CONSTEXPR exception &	operator= (exception &&)=default
constexpr 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 61 of file exception.h.

Member Function Documentation

what()

constexpr virtual const char* std::exception::what ( ) const

inlineconstexprvirtualnoexcept

Returns a C-style character string describing the general cause of the current error.

Reimplemented in std::future_error, std::experimental::filesystem::v1::filesystem_error, std::experimental::fundamentals_v1::bad_any_cast, std::runtime_error, std::logic_error, std::bad_function_call, std::bad_weak_ptr, std::bad_alloc, std::filesystem::filesystem_error, std::bad_typeid, std::bad_cast, std::bad_exception, and std::ios_base::failure.

Definition at line 83 of file exception.h.

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The documentation for this class was generated from the following file:

• exception.h