date_s__iso8601 4427 ext/date/date_core.c VALUE hash = date_s__iso8601(klass, str); date_s__iso8601 7959 ext/date/date_core.c VALUE hash = date_s__iso8601(klass, str); date_s__iso8601 9259 ext/date/date_core.c rb_define_singleton_method(cDate, "_iso8601", date_s__iso8601, 1);