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TAB

TEXT

TRACE

USR

VAL

VLIN

VTAB

WAIT

XDRAW

SUMMARY

OF

BASIC COMMANDS

To

move

the

cursor

a

specified

number

of

places

to

the

right

of

the

left

margin.

To

set

the

display

to

full-screen

text

mode

.

To

display

line

numbers

of

a

program

as

it

is

being

executed.

This

command

specifies

a

parameter

of

an

assembly

language

subroutine.

To

return

the

numerical

value

of

a

specified

string.

To

draw

a

vertical

line

in

low

re

solution

graphics

.

To

move

the

cursor

a

given

number

of

lines

down

the

display

screen.

To

s

uspend

a

program's

execution

while

monitoring

the

s

tatus

of

an

input

port.

To

draw

or

erase

a

defined

shape

.

A-38

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