От: | Шахтер | ||
Дата: | 10.02.04 04:12 | ||
Оценка: |
Often, a function returning a reference is a good alternative to a global variable. For example:
int& use_count()
{
static int uc = 0;
return uc;
}
A call use_count() now acts as a global variable except that it is initialized at its first use (§5.5).