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std::filesystem::directory_iterator::operator++,(3) C++ Standard Libary std::filesystem::directory_iterator::operator++,(3)

NAME

std::filesystem::directory_iterator::operator++, - std::filesystem::directory_iterator::operator++,

Synopsis


directory_iterator& operator++(); (since C++17)
directory_iterator& increment( std::error_code& ec );


Advances the iterator to the next entry. Invalidates all copies of the previous
value of *this.


This section is incomplete

Parameters


ec - error code to store error status to

Return value


*this

Exceptions


The overload that does not take a std::error_code& parameter throws
filesystem::filesystem_error on underlying OS API errors, constructed with the OS
error code as the error code argument. The overload taking a std::error_code&
parameter sets it to the OS API error code if an OS API call fails, and executes
ec.clear() if no errors occur. Any overload not marked noexcept may throw
std::bad_alloc if memory allocation fails.


Defect reports


The following behavior-changing defect reports were applied retroactively to
previously published C++ standards.


DR Applied to Behavior as published Correct behavior
LWG 3013 C++17 error_code overload marked noexcept but can noexcept removed
allocate memory

2022.07.31 http://cppreference.com