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std::latch:: max

From cppreference.net
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std::latch
static constexpr std:: ptrdiff_t max ( ) noexcept ;
(C++20以降)

実装でサポートされている内部カウンタの最大値を返します。

パラメータ

(なし)

戻り値

実装でサポートされる内部カウンターの最大値。