cpp/locale/ctype char/ctype

Creates a facet and forwards the starting reference count  to the base class constructor,.

If is null, classic_table is used by all classification member functions. Otherwise, must be a pointer to the first element of an array of masks, at least  in size, and that array is used by all of this facet's classification member functions.

If is, it is assumed that the array was allocated with , and the destructor of this facet will call