std::exception Class Reference

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 61 of file exception.h.

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

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

• exception.h