substr not working Post: 302193760

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

awk substr?

Sorry if this has been posted before, I searched but not sure what I really want to do. I have a file with records that show who has logged into my application: 2003-03-14:I:root: Log_mesg: registered servername:userid. (more after this) I want to pull out the userid, date and time into...

2. Shell Programming and Scripting

Substr of variable

Dear All, I am new to Unix and need your help. I am trying to write b-shell script which will return substr of some variable like this d="asdfg" return Substr(d,1,5). Please help

3. Shell Programming and Scripting

Using substr

What is the more efficient way to do this (awk only and default FS) ? $ echo "jefe@alm"|awk '{pos = index($0, "@");printf ("USER: %s\n",substr ($0,1,pos-1))}' USER: jefe Thx in advance

4. UNIX for Dummies Questions & Answers

Substr

Hi, My input file is 41;2;xxxx;yyyyy.... 41;2;xxxx;yyyyy.... 41;2;xxxx;yyyyy.... .. .. I need to change the second field value from 2 to 1. i.e., 41;1;xxxx;yyyyy.... 41;1;xxxx;yyyyy.... 41;1;xxxx;yyyyy.... .. .. Thanks in advance.

5. Shell Programming and Scripting

get substr?

6. UNIX for Dummies Questions & Answers

substr of a file

.wysiwyg { PADDING-RIGHT: 0px; PADDING-LEFT: 0px; BACKGROUND: #f5f5ff; PADDING-BOTTOM: 0px; MARGIN: 5px 10px 10px; FONT: 10pt verdana, geneva, lucida, 'lucida grande', arial, helvetica, sans-serif; COLOR: #000000; PADDING-TOP: 0px } .wysiwyg A:link { COLOR: #22229c } .wysiwyg_alink { COLOR:...

7. UNIX for Dummies Questions & Answers

substr

can anybody explain this code? thanks in advance..:)

8. Shell Programming and Scripting

awk substr

Hello life savers!! Is there any way to use substr in awk command for returning one part of a string from declared start and stop point? I mean I know we have this: substr(string, start, length) Do we have anything like possible to use in awk ? : substr(string, start, stop) ...

9. Shell Programming and Scripting

How to use if/else if with substr?

I have a command like this: listdb ID923 -l |gawk '{if (substr($0,37,1)==1 && NR == 3)print "YES" else if (substr ($0,37,1)==0 && NR == 3) print "NO"}' This syntax doesn't work. But I was able to get this to work: listdb ID923 -l |gawk '{if (substr($0,37,1)==1 && NR == 3)print "YES"}' ...

10. UNIX for Dummies Questions & Answers

Substr

awk '/^>/{id=$0;next}length>=7 { print id, "\n"$0}' Test.txt Can I use substr to achieve the same task? Thanks!

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

awk substr?

Discussion started by: MizzGail

2. Shell Programming and Scripting

Substr of variable

Discussion started by: giviut

3. Shell Programming and Scripting

Using substr

Discussion started by: Klashxx

4. UNIX for Dummies Questions & Answers

Substr

Discussion started by: deepakwins

5. Shell Programming and Scripting

get substr?

Discussion started by: syamkp

6. UNIX for Dummies Questions & Answers

substr of a file

Discussion started by: davyp74

7. UNIX for Dummies Questions & Answers

substr

Discussion started by: janani_kalyan

8. Shell Programming and Scripting

awk substr

Discussion started by: @man

9. Shell Programming and Scripting

How to use if/else if with substr?

Discussion started by: newbie2010

10. UNIX for Dummies Questions & Answers

Substr

Discussion started by: Xterra