/sos tabcmd
to be typed on the
the
one (1) of the logical line, begins with the characters
first operand a recognized sos command. If the logical line does contain a
valid sos command, the rest of the line is returned to the
and the command is executed. If the logical line does not contain a valid sos
command, it is considered to be data and is placed on the
the current position of the virtual cursor. The cursor position is then incre
mented once for each character so inserted.
sos continues to process the
reads a
control of the I/o virtual screen which is subsequently written to the physical
display device.
Note: It is important for the user to recognize that changes made to the
by the user on his display terminal. In fact, except for the I/o Processor, the
editing system has no knowledge of the source of changes to the
screen.
Advanced Editing Facilities 44