10 More Discussions You Might Find Interesting
1. 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)
Discussion started by: Meeran Rizvi
2 Replies
2. Shell Programming and Scripting
Hi to you all,
I'm just struggling with a regex problem and I'm pretty sure that I'm missing sth obvious... :confused:
I need a regex to feed my grep in order to find lines that contain one string but not the other.
Here's the data example:
2015-04-08 19:04:55,926|xxxxxxxxxx| ... (11 Replies)
Discussion started by: stresing
11 Replies
3. 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)
Discussion started by: vistastar
15 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)
Discussion started by: MykC
4 Replies
5. 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)
Discussion started by: Calypso
4 Replies
6. Shell Programming and Scripting
basically i have a csv i parse through. a user will supply me with a san switch he/she wants more info about... say the name is "pnj-sansw124"
now i can grep out every connection to that switch w/o issue because this sans switch pnj-sansw124 has multiple slots 1-10. and it looks like this in the... (5 Replies)
Discussion started by: pupp
5 Replies
7. UNIX for Dummies Questions & Answers
Hi all,
I'm a beginner with linux, regex, grep, etc
I am trying to get data out of a file that has about 13,000 lines in this format
name - location
I want to grep all the names out to one file and the locations to another so I can put them into a spreadsheet.
Some have hyphenated... (14 Replies)
Discussion started by: raichlea
14 Replies
8. 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)
Discussion started by: mvalonso
3 Replies
9. Shell Programming and Scripting
Hi,
I am trying to do something with grep, but for some reason I just can't get it to to work.
I am looking for find a match in the second field, the length must be 10 characters and end with 'abc'.
The file is in this format:
<int><tab><field2>
I've tried a few patterns, some work,... (2 Replies)
Discussion started by: iceman
2 Replies
10. 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)
Discussion started by: solea
0 Replies
MB_REGEX_SET_OPTIONS(3) 1 MB_REGEX_SET_OPTIONS(3)
mb_regex_set_options - Set/Get the default options for mbregex functions
SYNOPSIS
string mb_regex_set_options ([string $options = mb_regex_set_options()])
DESCRIPTION
Sets the default options described by $options for multibyte regex functions.
PARAMETERS
o $options
- The options to set. This is a string where each character is an option. To set a mode, the mode character must be the last one
set, however there can only be set one mode but multiple options.
Regex options
+-------+-------------------------------+---+---+
|Option | | | |
| | | | |
| | Meaning | | |
| | | | |
+-------+-------------------------------+---+---+
| i | | | |
| | | | |
| | Ambiguity match on | | |
| | | | |
| x | | | |
| | | | |
| | Enables extended pattern form | | |
| | | | |
| m | | | |
| | | | |
| | | | |
| | '.' matches with newlines | | |
| | | | |
| s | | | |
| | | | |
| | | | |
| | '^' -> 'A', '$' -> '' | | |
| | | | |
| p | | | |
| | | | |
| | Same as both the m and s | | |
| | options | | |
| | | | |
| l | | | |
| | | | |
| | Finds longest matches | | |
| | | | |
| n | | | |
| | | | |
| | Ignores empty matches | | |
| | | | |
| e | | | |
| | | | |
| | eval(3) resulting code | | |
| | | | |
+-------+-------------------------------+---+---+
Regex syntax modes
+-----+----------------------------+---+---+
|Mode | | | |
| | | | |
| | Meaning | | |
| | | | |
+-----+----------------------------+---+---+
| j | | | |
| | | | |
| | Java (Sun java.util.regex) | | |
| | | | |
| u | | | |
| | | | |
| | GNU regex | | |
| | | | |
| g | | | |
| | | | |
| | grep | | |
| | | | |
| c | | | |
| | | | |
| | Emacs | | |
| | | | |
| r | | | |
| | | | |
| | Ruby | | |
| | | | |
| z | | | |
| | | | |
| | Perl | | |
| | | | |
| b | | | |
| | | | |
| | POSIX Basic regex | | |
| | | | |
| d | | | |
| | | | |
| | POSIX Extended regex | | |
| | | | |
+-----+----------------------------+---+---+
RETURN VALUES
The previous options. If $options is omitted, it returns the string that describes the current options.
SEE ALSO
mb_split(3), mb_ereg(3), mb_eregi(3).
PHP Documentation Group MB_REGEX_SET_OPTIONS(3)