22 General utilities library [utilities]

22.10 Function objects [function.objects]

22.10.6 Class template reference_wrapper [refwrap]

22.10.6.4 Access [refwrap.access]

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constexpr operator T& () const noexcept;
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#
Returns: The stored reference.
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constexpr T& get() const noexcept;
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Returns: The stored reference.