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T E X T E D I T O R
E d i t o r
The editor is a line oriented editor which enables the
user to easily create program files in the system.
line is prefaced by a fixed line number which provides
for stable line referencing.
from 0000 to 9999
in each file.
As the user types lines on the input de
vice, they are entered into the file area.
places all line numbers in sequence and automatically
over-writes an existing line in the file, if a new line -
with the same line number is entered, by the user.
feature of the editor is that the file area never con
tains any wasted space.
Note:
The Editor ALWAYS operates on the current file.
The editor does not automatically assign line numbers.
The user must first, when entering a line of data, enter
a decimal number which will be interpreted as being the
line number.
Valid line numbers must contain four digits?
preceding zeros must be included.
is terminated by the carriate return key.
80 characters may be input for one line.
All lines are ordered by the ascending numeric sequence
of their line numbers.
lines after the initial entry is made, it is suggested
that s/he input the original lines with line numbers at
least five units apart.
Since line numbers can range
(decimal), up to 10,000 lines can exist
If the user wishes to insert
IMS AI 8080
Self-Contained System
Text Editor
Revision 2
The editor
A
An entry to the editor
No mors than
Each
9
12
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