std::atomic_ref::load (3) Linux Manual Page

std::atomic_ref<T>::load – std::atomic_ref<T>::load

Synopsis

T load(std::memory_order order = std::memory_order_seq_cst) const noexcept;
(since C++ 20)

Atomically loads and returns the current value of the referenced object. Memory is affected according to the value of order.
order must be one of std::memory_order_relaxed, std::memory_order_consume, std::memory_order_acquire or std::memory_order_seq_cst. Otherwise the behavior is undefined.

Parameters

order – memory order constraints to enforce

Return value

The current value of the referenced object.

See also

           loads a value from the referenced object
operator_T (public member function)