Regex space character

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1. Shell Programming and Scripting

Regex issue with \s in character class.

Anybody have an explanation for why \s doesn't match ' ' in a character class? Here are 3 examples with the final example showing that \s in a character class (demonstrated by using egrep -o) fails: \s works outside of class.. # echo " FOO " | egrep -o '\s+\s' FOO Here is a...

2. Shell Programming and Scripting

Read character by character in line in which space is also included

Hi friend, I have one file , and i want to read that file character by character. I need this script in ksh. while using read option with -n1 am getting error. while read -n1 c read has bad option And if i am using below script, then if in a line has space like this ( Pallvi mahajan)...

3. Shell Programming and Scripting

Regex:search/replace but not for escaped character

Hi Input: - -- --- ---- aa-bb-cc aa--bb--cc aa---bb---cc aa----bb----cc Output: . - -. -- aa.bb.cc

4. Shell Programming and Scripting

Regex escape special character in AWK if statement

I am having issues escaping special characters in my AWK script as follows: for id in `cat file` do grep $id in file2 | awk '\ BEGIN {var=""} \ { if ( /stringwith+'|'+'50'chars/ ) { echo "do this" } else if ( /anotherString/ ) { echo "do that" } else { ...

5. UNIX for Dummies Questions & Answers

Adding space after character using sed?

dears i have the data below, i want a command ( i think it should be sed) that add a space after the seconds as below : Jun 24 22:28:18966568406148@ Jun 24 05:47:35966555747744@ Jun 24 05:47:53966560825239@ Jun 24 06:07:52966541147164@ Jun 24 15:49:55966566478883@ thanks...

6. Shell Programming and Scripting

Remove space before a character

Hi guys, I am new to shell scripting and I have a small problem...If someone can solve this..that would be great I am trying to form a XML by reading a flat file using shell scripting This is my shell script LINE_FILE1=`cat FLEX_FILE1.TXT | head -1 | tail -1` echo...

7. UNIX for Dummies Questions & Answers

blank space in regex pattern using sed

why does sed 's/.* //' show the last word in a line and sed 's/ .*//' show the first word in a line? How is that blank space before or after the ".*" being interpreted in the regex? i would think the first example would delete the first word and the next example would delete the second...

8. UNIX for Dummies Questions & Answers

sed with variable containing space character

Hi all, I have the following script S1a="13 9 -0.0012041" S1b="13 8 -1.00000 " sed 's/${S1b}/${S1a}/g' funE00.i > tmp1 but the strings are not replaced. Maybe the problem is in the spaces cointaned in the variables? Thanks for your help, Sarah

9. Shell Programming and Scripting

Regex/sed - matching any char,space,underscore between : and /

trying to remove the portion in red: Data: mds_ar/bin/uedw92wp.ksh: $AI_SQL/wkly.sql mds_ar/bin/uedw92wp.ksh: $EDW_TMP/wkly.sql output to be: mds_ar/bin/uedw92wp.ksh: wkly.sql mds_ar/bin/uedw92wp.ksh: wkly.sql SED i'm trying to use: sed 's/:+\//: /g' input_file.dat >...

10. AIX

How can i replace a character with blank space?

i want a command for my script!!! say file consists of character 123 125 127. i need a query to replace the number 2 with 0 so the output should be 103 105 107. i use unix-aix

Shell Programming and Scripting