Basic application:
1, $ n print file content, and add tribute information
N to the N-N line (n is a number)
n Displays the content of the current line (n is character)
D Delete the line
/ xx / find XX
? XX? Reverse lookup XX
/ / Find the next one
S / STR1 / STR2 / current row replace STR1 is STR2
NS / STR1 / STR2 / replaced STR1 in the NS line STR2
A, C, I Operation in the current row (A: Add C: Modify line content I: Insert before row)
Command parameters:
Ed file
At the time of error, H provides simple help information, H provides detailed help information, enters the input mode with A, C, I, use it alone, back to the command format save file w. Wq = x
p.p shows the current line
= Show the line number of the current line
NP display NP line
1,6p shows 1-6 lines
$ P Shows the last line
1, $ P Shows all rows
Show next line
- Display a line
n Show the current line and the line number
NN Displays NP and line numbers
X, YN display X-Y line and line number
l Display the current line includes non-print characters
D Delete the current line
u Cancel the last command
S / STR1 / STR2 replaces STR1 with STR2
S / STR1 / / Delete STR1
STR1 of 2S / STR1 / STR2 / N RV is changed to STR2 and displaying a modified line
S / STR1 / STR2 / G replace
2, 4M6 2-4 line movement to Chain 6
T block copy format with M
R file After reading the file to the current line
! cmd execution shell command
/ Mode / forward lookup command
? mode? Reverse lookup command
// Continue to find the second
G / the / P look up and display
G / the / s / the / That / full search of That instead of THE
V Contrary to the g command
V / The / n full lookup does not contain THE and display
Unmanageless
^ Represents the first right of the first. Arbitrary characters * Any number of other characters
/A..................
. s /. /. 1st. Current line
2nd. Arbitrary characters
Item 3. Character
S / XX * / Y / with Y instead of 2 or more x
S / X * Y / Y / with Y instead of all characters that end with Y Y Y
& Represents the first mode content
/ Mode 1 / (mode 1) / = / mode 1 / (&) /
[xz] Represents X or Z
[0-9] Indicates any number of 0-9
