Name
isupper function template — Determines whether a character is uppercase in a locale
Synopsis
template <typename charT>
bool isupper(charT c, const locale& loc);
The isupper
function
determines whether the character c
is an uppercase letter in the locale
loc
. It returns the
following:
use_facet<ctype<charT> >(loc).is(ctype_base::upper, c)
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