System information

Command Function
nS Substitute strings
+-nT Type lines
U Translate lower- to upper-case if U, no translation if -U
V Verify line numbers, or show remaining free character space
0V A special case of the V command, 0V, prints the memory buffer statistics in the
form
free/total
where free is the number of free bytes in the memory buffer (in decimal) and total
is the size of the memory buffer
nW Write lines
nZ Wait (sleep) for approximately n seconds
+-n Move and type (+-nLT).
Because of common typographical errors, ED requires several potentially disastrous commands
to be typed as single letters, rather than in composite commands. The following commands:
- E(end)
- H(head)
- O(original)
- Q(quit)
must be typed as single letter commands.
2.3 Control Characters and Commands CP/M Operating System Manual
2-21