std::experiment...optional_access(3cxx) std::experiment...optional_access(3cxx)
NAME
std::experimental::bad_optional_access - Exception class thrown when a
disengaged optional object is dereferenced.
SYNOPSIS
#include <optional>
Inherits std::logic_error.
Public Member Functions
bad_optional_access (const char *__arg)
virtual const char * what () const noexcept
Detailed Description
Exception class thrown when a disengaged optional object is
dereferenced.
Member Function Documentation
virtual const char * std::logic_error::what () const [virtual], [noexcept],
[inherited]
Returns a C-style character string describing the general cause of the
current error (the same string passed to the ctor).
Reimplemented from std::exception.
Reimplemented in std::future_error.
Author
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