sed with numbers Post: 302538877

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Sed to grep only numbers in string

Hi, I would like to get only number in the following strings. var1="Type20" var2="type 3" var3="value 2" var4="Type 1 Datacenter Hall 2" I would like to extract output as 20 from var1 and 3 from var2,2 from var3 and 1 from var4. Appreciate any one help asap.. Regards, Aji

2. Shell Programming and Scripting

sed output with numbers

I get the same value "chinchwad" for the following 3 statements. echo "ABCDchinchwad18-Mar-2010-11.sql.zip" | sed -r 's/(+)(+)(.*)/\2/' echo "ABCDchinchwadII18-Mar-2010-11.sql.zip" | sed -r 's/(+)(+)(.*)/\2/' echo "ABCDchinchwad918-Mar-2010-11.sql.zip" | sed -r 's/(+)(+)(.*)/\2/' I expect:...

3. Shell Programming and Scripting

Sed, numbers and multiplication

Hi there. I've used Sed to pull out some numbers, can it also be used to perform calculations on these numbers? For example I have a text file with a list of weights however some of them are presented like 24x18g, I actually need it to multiple the two number and display it as 432g ...

4. Shell Programming and Scripting

sed command, look for numbers following letters

If I have a set of strings, C21 F231 H42 1C10 1F113 and I want to isolate the ints following the char, what would the sed string be to find numbers after letters? If I do, *, I will get numbers after letters, but I am looking to do something like, sed 's/*/\t*/g' this will give me...

5. Shell Programming and Scripting

Sed only digits not in numbers

Hi, I have a text file with an array of numbers such as : 123 1 456 45 9817 1 45 I would like to replace the digit "1" in a text file with "A". So it looks like this: 123 A 456 45 9817 A 45 If I use sed 's/1/A/g', I get A23 A 456 45 98A7 A 45 I...

6. Shell Programming and Scripting

using sed to find and replace multiple numbers

I have looked around and there are several examples of how to use sed, but I don't think any of them help me very much with what I am trying to do. I have a text file like this.... 1! SRCNAM = 00001 ! 1! X = 50.0000, 0.0000,...

7. Shell Programming and Scripting

sed extracting numbers

I have number 192.168.21.8. I want to extract from this number with sed 21 and 8 to variables a and b. Any Ideas? I did like 's/\(192.168.\)/ /' but its wrong :(

8. Shell Programming and Scripting

Using sed to show even numbers and the line

Hello, I have an assignment that requires us to use sed only. The first part of the assignment says to use a sed script to print only the even lines, but if it is print, the number of that lines needs to be printed before the text. ex: 2 line 2 text 4 line 4 text 6 line 6 text ...

9. Shell Programming and Scripting

Help about using variables of float numbers in sed

Hi, I need to run a Fortran program which reads a input file with a fixed name many times, each time I need to change a number (real) in that input file, this is how I currently do it and I know it is not elegent at all: cp inputfile.dat backup.dat sed -i 's/28.0/0.01/g' inputfile.dat ./myCode...

10. UNIX for Beginners Questions & Answers

sed to replace / between the two numbers

i Have a file as following view pz19a0c0/1000T_J_3MoDw9DSLh1ZsCubdua-LKOQmbtiVgkIsiMbSiwF467?sessionId=15451401994597121249 view pz19a0c0/100086X67pR0MwzWnhhSO6sAEoxeFMyhh-IIbUCCdxicaQM4FC9?sessionId=154514019945971212494898 view/cart ...

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)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Sed to grep only numbers in string

Discussion started by: ajilesh

2. Shell Programming and Scripting

sed output with numbers

Discussion started by: shantanuo

3. Shell Programming and Scripting

Sed, numbers and multiplication

Discussion started by: mrpugster

4. Shell Programming and Scripting

sed command, look for numbers following letters

Discussion started by: LMHmedchem