fmt::arg

Synopses

Declared in <fmt/base.h>

Returns a named argument to be used in a formatting function. It should only be used in a call to a formatting function.

template<typename T>
named_arg<T>
arg(
    char const* name,
    T const& arg);

template<typename T>
named_arg<T, wchar_t>
arg(
    wchar_t const* name,
    T const& arg);