virtual const char* what() const throw();
(until C++11)virtual const char* what() const noexcept;
(since C++11)Returns the explanatory string.
[edit] Parameters(none)
[edit] Return valuePointer to a null-terminated string with explanatory information. The pointer is guaranteed to be valid at least until the exception object from which it is obtained is destroyed, or until a non-const member function on the exception object is called.
The returned string is encoded with the ordinary literal encoding during constant evaluation.
(since C++26) [edit] Defect reportsThe following behavior-changing defect reports were applied retroactively to previously published C++ standards.
DR Applied to Behavior as published Correct behavior LWG 108 C++98 it was unspecified when the returned pointer becomes invalid specifiedRetroSearch is an open source project built by @garambo | Open a GitHub Issue
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