HP49/50 onlyKeyboard access:RS+SPC ALPHA-RS+SPC ALPHA-LS-2Semicolon command.
is almost the same as DROP. The only difference is that in ROM versions > 1.10, no error occurs if is performed on an empty stack (in which case is not changed).
is intended to be used in HP Basic programs (algebraic mode) to separate commands, to discard the NOVAL that almost every command in “HP Basic” dumps on the stack. Therefore is rarely seen in User RPL programs.