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std::atomic_ref<T>:: load

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atomic_ref::load
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Constants
value_type load ( std:: memory_order order =
std:: memory_order_seq_cst ) const noexcept ;
(自 C++26 起为 constexpr)

以原子方式加载并返回被引用对象的当前值。内存影响根据 order 的值确定。

如果 order 不是 std:: memory_order_relaxed 、 std:: memory_order_consume 、 std:: memory_order_acquire 或 std:: memory_order_seq_cst ，则行为未定义。

参数

order - 强制执行的内存顺序约束

返回值

被引用对象的当前值。

参阅

从被引用对象加载值
(公开成员函数)