07-01-2008
If all the characters before the comma(,) are all digits, then you can do this by running the following command:
sed 's/^\([0-9][0-9]*\)/\1,/' a
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1. Shell Programming and Scripting
Can some one tell me how I can insert a "|" (pipe) at the 15th column throughout a file?
examples:
to insert at begining of line i use :g/^/s//\|/
to insert at ene of line i use :g/$/s//\|/
how can i insert at the 15th column position.
Thanks in advance (2 Replies)
Discussion started by: jxh461
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2. Shell Programming and Scripting
Hi,
I'm a newbee to Unix shell scripting.
I want to write a shell script that inserts a new String(name&value pair) into a file(s) at a particular place.I willl have to write one script which when executed should insert a new variable in all the files in that particular directory.
Say for eg:... (4 Replies)
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3. Shell Programming and Scripting
help me,
is there any script i can use to insert a single character in every line of the whole file? (1 Reply)
Discussion started by: dakid
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4. Shell Programming and Scripting
I'm working with a large file with multiple records, each record begins with ISA. The issue is, sometimes ISA is at the start of the line, sometimes it's in the middle of the line. So before I can csplit my main file into multiple records, I have to get each record header onto its own line.
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5. Shell Programming and Scripting
Hi Experts,
I need to insert a sting into another string at a specified position. Like the below.
Regards,
Tin-Tin (3 Replies)
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6. Shell Programming and Scripting
Hello.
I am using :
sed -i -e '/§name_script§/a#'"${MY_TAB11}"'# \
#'"${MY_TAB1}"'The Standard way'"${MY_TAB7}"'# \
#'"${MY_TAB1}"'==============='"${MY_TAB7}"'# \ ' "$CUR_FILE"
Is there a better way to define "MY_TAB7","MY_TAB11" in other way than :
MY_TAB1=$'\t'
MY_TAB2=${MY_TAB1}$'\t'... (2 Replies)
Discussion started by: jcdole
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7. Shell Programming and Scripting
Hello.
I have a string variable named L_TEMP to test a very simple filter.
L_TEMP="50AwL.|KWp9jk"
I want to insert a non printable character between K and W.
I have try this :
linux-g65k:~ # a='50AwL.|K'
linux-g65k:~ # b='Wp9jk'
linux-g65k:~ # L_TEMP="$a$'\x07'$b"
linux-g65k:~ # echo... (6 Replies)
Discussion started by: jcdole
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8. Shell Programming and Scripting
Hi,
I am trying to insert header row with a special character delimiter with Unicode u0109 into a file with ‘echo’, header looks like below
echo –e “header1\u0109header\u0109header3\u0109header4”
It just inserting as it is in the quotes but not the special character, Please suggest if am... (2 Replies)
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9. Shell Programming and Scripting
Hi,
Anyone can help using SED searches a character string for a specified delimiter character, and returns a leading or trailing space/blank.
Text file :
"1"|"ExternalClassDEA519CF5"|"Art1"
"2"|"ExternalClass563EA516C"|"Art3"
"3"|"ExternalClass305ED16B8"|"Art9"
...
...
... (2 Replies)
Discussion started by: fspalero
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10. Shell Programming and Scripting
For some testing I want to insert a non printable character in a file. How to do it? I inserted ctrl-v ctrl-k through vi. But I do not think it is a proper non printable character. (3 Replies)
Discussion started by: Soham
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LEARN ABOUT LINUX
shtool-subst
SHTOOL-SUBST.TMP(1) GNU Portable Shell Tool SHTOOL-SUBST.TMP(1)
NAME
shtool-subst - GNU shtool sed(1) substitution operations
SYNOPSIS
shtool subst [-v|--verbose] [-t|--trace] [-n|--nop] [-w|--warning] [-q|--quiet] [-s|--stealth] [-i|--interactive] [-b|--backup ext]
[-e|--exec cmd] [-f|--file cmd-file] [file] [file ...]
DESCRIPTION
This command applies one or more sed(1) substitution operations to stdin or any number of files.
OPTIONS
The following command line options are available.
-v, --verbose
Display some processing information.
-t, --trace
Enable the output of the essential shell commands which are executed.
-n, --nop
No operation mode. Actual execution of the essential shell commands which would be executed is suppressed.
-w, --warning
Show warning on substitution operation resulting in no content change on every file. The default is to show a warning on substitution
operations resulted in no content change on all files.
-q, --quiet
Suppress warning on substitution operation resulting in no content change.
-s, --stealth
Stealth operation. Preserve timestamp on file.
-i, --interactive
Enter interactive mode where the user has to approve each operation.
-b, --backup ext
Preserve backup of original file using file name extension ext. Default is to overwrite the original file.
-e, --exec cmd
Specify sed(1) command directly.
-f, --file cmd-file
Read sed(1) command from file.
EXAMPLE
# shell script
shtool subst -i -e 's;(c) ([0-9]*)-2000;(c) 1-2001;' *.[ch]
# RPM spec-file
%install
shtool subst -v -n
-e 's;^(prefix=).*;1 $RPM_BUILD_ROOT%{_prefix};g'
-e 's;^(sysconfdir=).*;1 $RPM_BUILD_ROOT%{_prefix}/etc;g'
`find . -name Makefile -print`
make install
HISTORY
The GNU shtool subst command was originally written by Ralf S. Engelschall <rse@engelschall.com> in 2001 for GNU shtool. It was prompted
by the need to have a uniform and convenient patching frontend to sed(1) operations in the OpenPKG package specifications.
SEE ALSO
shtool(1), sed(1).
18-Jul-2008 shtool 2.0.8 SHTOOL-SUBST.TMP(1)