std::latch:...ive_and_wait(3) C++ Standard Libary std::latch:...ive_and_wait(3) NAME std::latch::arrive_and_wait - std::latch::arrive_and_wait Synopsis void arrive_and_wait( std::ptrdiff_t n = 1 ); (since C++20) Atomically decrements the internal counter by n and (if necessary) blocks the calling thread until the counter reaches zero. Equivalent to count_down(n); wait();. If n is greater than the value of the internal counter or is negative, the behavior is undefined. Parameters n - the value by which the internal counter is decreased Return value (none) Exceptions Throws std::system_error with an error code allowed for mutex types on error. http://cppreference.com 2024.06.10 std::latch:...ive_and_wait(3)
NAME | Synopsis | Parameters | Return value | Exceptions
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