std::nested_exception::nested_ptr

From cppreference.com
 
 
Utilities library
General utilities
Relational operators (deprecated in C++20)
 
 
 
std::exception_ptr nested_ptr() const noexcept;
(since C++11)

Returns a pointer to the stored exception, if any.

Parameters

(none)

Return value

A std::exception_ptr to the stored exception if one is stored, default-initialized std::exception_ptr otherwise.