1. UNIX for Dummies Questions & Answers

having a look on the regex site I saw that characters can be search using hex values http://www.regular-expressions.info/characters.html So I try to use it whith grep to find a è on a string (octal Decimal Hexa : 350 232 E8) but it doesn't work E.g. /usr/bin/echo '\0350' | egrep '\xE8' ... (0 Replies)

2. UNIX for Dummies Questions & Answers

Hello everybody, I'd like to know how is it I should write a regex in unix to match a string not followed by another string (anywhere in the line). To be more specific, I want to find lines where "drop table" is found, but not followed anywhere in the line by the character "&". For... (3 Replies)

3. Shell Programming and Scripting

I want it to find lines that contain any number of capital letters before P this is what I have tried echo "AAAAAP" | grep 'P' echo "AAAAAP" | grep '\{1\}P' echo "AAAAAP" | grep '^*P' But none of them seem to work, any help is much appreciated thanks Calypso (4 Replies)

4. UNIX for Dummies Questions & Answers

Hello, I'm working on unix with grep (GNU grep) 2.5.1. I'm going through some of the newer regex syntax using Regular Expression Reference - Advanced Syntax a guide. ls -aLl /bin | grep "\(x\)" Which works, just highlights 'x' where ever, when ever. I'm trying to to get (?:) to work but... (4 Replies)

5. Shell Programming and Scripting

greetings citizens of Unix.com I am perplexed with an issue. The issue is trying to print the last 5 characters of a string in PERL. Below are demonstrated my daft attempts at performing the forementioned task. $row =~ m/^.*(.....)\s$/; $row =~ m/\w{5}\s*$/i;$row =~... (3 Replies)

6. Shell Programming and Scripting

How to match lines that don't contain a patern in regex it self, without using the -v option of grep? (15 Replies)

7. Shell Programming and Scripting

Hi all, I have the following entries in a file: Cause Indicators=80 90 Cause Indicators=80 90 Cause Indicators=82 90 Cause Indicators=82 90 Cause Indicators=82 90 The first 2 digits might change so I am after a sort of grep which could find any first 2 digits + the second 2,... (3 Replies)

8. UNIX for Beginners Questions & Answers

Hello guys, Here i am writing a script in bash to check for a valid URL from a file using regex This is my input file http://www.yahoo.commmmmm http://www.google.com https://www.gooogle.co www.test6.co.in www.gmail.com www.google.co htt://www.money.com http://eeeess.google.com... (2 Replies)

9. UNIX for Beginners Questions & Answers

Hi everyone, I'm looking for a grep command to match the following pattern from a file: <EGS>10234567<EGS> I used this following command to do this: grep -E '^<EGS>{8}<EGS>' test.txt In output I got: <EGS>10234567<EGS> Till now it work, but if I add something at the end of the line... (2 Replies)

10. Shell Programming and Scripting

I am working on Sindhi: a perso-Arabic script and since it shares the Unicode-block with over 400 other languages, quite often the database contains characters which are not wanted: illegal characters. I have identified the character set of Sindhi which is given below: For clarity's sake, each... (8 Replies)