box

[procedure] box obj

ChezScheme, SISC, MzScheme, Gambit: creates a box containts obj. A box is a sort of pointer. Both have a special reader syntax #& to denote a box.

See also box?, unbox, set-box!.

Scheme48 has cell which is similar to the box. See make-cell.

[procedure] box win vertch horch

SCM: curses interface. See initscr etc.