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Questions tagged regex

1150 questions · page 10 of 23

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10
votes
3
answers

What is the difference between atomic and non-capturing groups?

regex
asked 2011-06-27T05:32:07.370
14
votes
4
answers

replace all "\" with "\\" python

python regex
asked 2011-06-26T21:40:52.257
235
votes
6
answers

Does "\d" in regex mean a digit?

python regex encoding gedit
asked 2011-06-25T17:33:51.683
12
votes
2
answers

Complete Regex syntax for Sql Server Management Studio

regex ssms replace
asked 2011-06-24T15:08:41.927
36
votes
13
answers

Regular expression pattern to match URL with or without http://www

php regex
asked 2011-06-21T15:06:53.517
10
votes
8
answers

Regular Expression for MM/DD/YYYY in Javascript

javascript regex
asked 2011-06-19T13:51:53.503
10
votes
1
answers

Get URL from background-image Property

javascript jquery regex trim
asked 2011-06-18T17:01:14.183
10
votes
5
answers

How to validate both Chinese (unicode) and English name?

javascript regex unicode character-properties
asked 2011-06-16T19:25:27.203
9
votes
3
answers

Regex for matching quotes and single quotes

c# regex coldfusion
asked 2011-06-15T20:43:24.443
44
votes
10
answers

Replace multiple newlines, tabs, and spaces

php regex preg-replace
asked 2011-06-15T15:50:03.170
24
votes
6
answers

How to check if the string is a regular expression or not

java regex
asked 2011-06-14T09:08:22.057
24
votes
3
answers

Javascript equivalent of Perl's \Q ... \E or quotemeta()

javascript regex quotemeta
asked 2011-06-11T21:43:26.910
14
votes
1
answers

Java regex replace

java regex
asked 2011-06-08T12:40:06.853
99
votes
1
answers

How to match a line not containing a word

regex
asked 2011-06-07T00:11:55.837
16
votes
8
answers

PHP and regexp to accept only Greek characters in form

php regex
asked 2011-06-06T16:49:11.780
16
votes
4
answers

Java regex: newline + white space

java regex text-manipulation
asked 2011-06-05T16:52:08.263
52
votes
5
answers

Split string by delimiter, but not if it is escaped

php regex preg-split
asked 2011-06-05T15:16:14.213
19
votes
3
answers

Regex match first characters of string

regex
asked 2011-06-03T15:38:32.183
32
votes
5
answers

Counting regex pattern matches in one line using sed or grep?

regex bash sed grep counting
asked 2011-05-30T22:41:45.387
12
votes
8
answers

How to determine if a string contains a sequence of repeated letters

javascript regex
asked 2011-05-30T13:08:12.257
9
votes
1
answers

Ruby Koans - Regex and .sub: Don't understand reason behind answer

ruby regex
asked 2011-05-29T17:53:30.967
77
votes
1
answers

Sed expression doesn't allow optional grouped string

regex sed
asked 2011-05-27T18:26:16.713
12
votes
2
answers

Why does the =~ operator only sometimes have side effects?

ruby regex pattern-matching irb oniguruma
asked 2011-05-25T12:32:52.653
20
votes
3
answers

Negative Lookahead Regex greed (why is .*? too greedy)

python regex perl regex-lookarounds
asked 2011-05-25T03:11:44.317
725
votes
18
answers

Regex Match all characters between two strings

regex
asked 2011-05-24T11:45:58.417
9
votes
2
answers

.htaccess in root and subfolder, each to redirect to own index.php

regex apache .htaccess mod-rewrite subdirectory
asked 2011-05-23T13:15:25.817
36
votes
3
answers

Regular expression preg_quote symbols are not detected

php regex preg-match profanity
asked 2011-05-23T11:37:56.820
34
votes
3
answers

Perl Regex 'e' (eval) modifier with s///

regex perl modifier
asked 2011-05-21T14:03:12.263
19
votes
11
answers

Regular Expression to match a valid day in a date

regex perl validation date
asked 2011-05-20T19:56:41.620
33
votes
8
answers

PHP remove special character from string

php regex string preg-replace
asked 2011-05-20T14:15:10.610
9
votes
1
answers

How do you capture and reuse a match with Java regex?

java regex
asked 2011-05-19T11:14:03.417
9
votes
2
answers

Regex Protein Digestion

ruby regex bioinformatics
asked 2011-05-18T23:30:23.777
24
votes
4
answers

Regex for positive float numbers

regex
asked 2011-05-17T10:44:11.083
224
votes
7
answers

Create array of regex matches

java regex
asked 2011-05-16T16:28:27.987
108
votes
4
answers

Capturing group with findall?

python regex
asked 2011-05-16T13:43:40.940
28
votes
2
answers

regexp (sed) suppress "no match" output

regex bash shell sed
asked 2011-05-15T22:23:20.403
253
votes
15
answers

Use String.split() with multiple delimiters

java regex
asked 2011-05-13T14:56:36.180
14
votes
5
answers

Regexp in ruby - can I use parenthesis without grouping?

ruby regex
asked 2011-05-13T13:21:53.240
51
votes
6
answers

How to create a regex for accepting only alphanumeric characters?

java regex
asked 2011-05-13T06:47:11.677
9
votes
2
answers

How do I filter a string on just numbers, dots and commas?

java regex
asked 2011-05-12T14:34:26.643
17
votes
7
answers

Regex to match Date

ruby regex
asked 2011-05-12T13:13:37.377
16
votes
2
answers

What is the {L} Unicode category?

java regex unicode character-properties
asked 2011-05-11T19:20:05.703
9
votes
2
answers

How to use regular expressions with Eclipse's find/replace to refactor code

regex eclipse replace
asked 2011-05-11T16:05:23.653
15
votes
8
answers

Regex - Extract TwitterUsername from URL

regex twitter
asked 2011-05-10T09:33:55.927
19
votes
3
answers

PHP regex non-capture non-match group

php regex date preg-match match
asked 2011-05-10T03:11:12.833
80
votes
4
answers

Get integer value from malformed query string

php regex query-string text-parsing url-parsing
asked 2011-05-09T19:57:43.183
19
votes
2
answers

Emacs regex wordWord boundary (specifically concerning underscores)

regex replace emacs boundary
asked 2011-05-09T11:48:25.423
55
votes
3
answers

XPath with regex match on an attribute value

regex xpath attributes
asked 2011-05-08T04:21:07.023
25
votes
7
answers

How to extract parameters from a given url

java regex
asked 2011-05-05T17:53:39.917
26
votes
12
answers

Python regex matching in conditionals

python regex conditional-statements
asked 2011-05-04T18:30:35.140
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