.Dd 2026-06-02
.de oit
.It
\\$*
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.de obi
.Bl -\\$1 -compact
.shift
.oit \\$*
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.de obe
.obi \\$*
.El
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.de obd
.Bd -literal -compact
\\$*
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.de obc
.Bl -column \\$*
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.Dt ED_EXAMPLES oh
.Os
.Nm ed_examples 
.Nd interactive edit, scripting and tips
.Ss interactive_edit
Commands G and V work the same as the lower case version, but edits each match interactively.
.Bl -enum -compact
.It
G/re/
.It
Returns the first match.
.It
User edits the match.
.It
ed displays the next match.
.It
The user can edit the match or enter & to repeat the last non-empty command list.
.El
.obd $ ed -p :
:a
line 1
line 2
line 3
\&.
:G/l/
line 1
s/n/a/
line 2
s/e/o/
line 3
&
:,n
liae 1
lino 2
lino 3
.Ed
.Ss shell_commands
The following commands can be used with shell commands:
.obc o write_addressed_Lines_Into_command desc
.It e Ta : edit output of command Ta : Li e !command
.It r Ta : read output of command into buffer Ta : Li [range]r !command
.It w Ta : write addressed lines into command. Ta : Li [range]w !command
.El
.obd $ ed -p :
:e !ls
:,n
dir1
dir2
:r !ls dir1
:,n
dir1
dir2
file1
:w !xargs -n1 echo
dir1
dir2
file1
.Ed
.Sh SPLIT_LINES
.obd $ ed t
a
hello bye
\&.
w
10
w !awk 'sub("o ","o\en",$0);' > %
e
10
,n
hello
bye
.Ed
.Sh SCRIPTING
.obc
.Tg note
.It NOTE: It's important to always have the . and w on any interactive commands.
.It \  To add a \&. on a script without ending the input, one option is to enter \e\&. and then substitute the \e\ :
.Li ,s@^\e\e\&.$@\&.@
.El
.Ss example
.obd $ ed script
a
a
this line is appended
\e\&.
w
\&.
,s@^\e\e\&.$@\&.@
w
q
$ cat script
a
this line is appended
\&.
w
$ cat test.txt
line 1
$ ed - test.txt < script
$ cat test.txt
line 1
this line is appended
.Ed
.Sh TODO
.obc
.It - Translate to Spanish.
.El
.Sh SEE ALSO
.obc
.It
.Xr ed oh
.El
.Ss links
.obc
.It - Lk https://dataswamp.org/~solene/2018-12-04-fun-splitting-line.html Solene - ed split lines
.It - Lk https://www.gnu.org/software/diffutils/manual/html_node/Example-ed.html Example ed (Comparing and Merging Files)
.It - Lk https://www.gnu.org/software/diffutils/manual/html_node/ed-Scripts.html ed Scripts (Comparing and Merging Files)
.It - Lk https://www.unix.com/shell-programming-and-scripting/233897-ed-command-execution-script-file.html unix.com - Ed command execution in script file
.El
.Sh HISTORY
.obc _______
.It 2026-06-02 Ta : Created.
.El
.Sh AUTHORS
.An -nosplit
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