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Search among 11,540 community submitted regex patterns...
17
20 upvotes, 3 downvotes (score 74.7%) (You must be signed in to vote)
Cron schedule
Recommended
This entry has been specifically selected by our team to be a great submission
PCRE (PHP <7.3)
Validate cron lines (even the ones commented out)
Submitted by
anonymous
-
7 years ago
2016-06-02 15:45
21
24 upvotes, 3 downvotes (score 71.9%) (You must be signed in to vote)
Parsing browser User Agents
PCRE (PHP <7.3)
From a (fairly large) list of User Agent strings, extract the OS, Browser, and Device Type.
Submitted by
OnlineCop
-
9 years ago
2015-01-23 16:47
(Last modified 2 months ago)
2023-07-19 08:36
12
14 upvotes, 2 downvotes (score 70.4%) (You must be signed in to vote)
RFC3339 DateTime
Recommended
This entry has been specifically selected by our team to be a great submission
PCRE (PHP <7.3)
Validates a RFC3339 DateTime format. Does not validates the Data
Submitted by
anonymous
-
8 years ago
2016-02-12 11:44
8
8 upvotes, 0 downvotes (score 67.6%) (You must be signed in to vote)
Fiddler raw body to PHP array
PCRE (PHP <7.3)
no description available
Submitted by
garsax
-
8 years ago
2016-02-20 19:43
8
8 upvotes, 0 downvotes (score 67.6%) (You must be signed in to vote)
Conventional Commits validation
PCRE (PHP <7.3)
This regex prevents the writing of non-standard conventional commits. I'm available on my github
Submitted by
Krisque
-
2 years ago
2022-01-03 20:30
(Last modified 2 months ago)
2023-07-22 19:26
10
12 upvotes, 2 downvotes (score 66.1%) (You must be signed in to vote)
Get path from any text
Recommended
This entry has been specifically selected by our team to be a great submission
PCRE2 (PHP >=7.3)
Get path (windows style) from any type of text (error message, e-mail corps ...), quoted or not. THIS IS THE SINGLE LINE VERSION !_ If you want understand how it work or edit it, go https://regex101.com/r/7o2fyy Relative path are not supported...
Submitted by
nitrateag
-
8 months ago
2023-01-31 14:38
(Last modified 2 months ago)
2023-07-23 20:17
5
5 upvotes, 0 downvotes (score 62.2%) (You must be signed in to vote)
best youtube id match ( iframe embed replace ready )
Recommended
This entry has been specifically selected by our team to be a great submission
PCRE (PHP <7.3)
MATCH ANY YOUTUBE ID author : mi-ca v1.0 – 2017.03.08 This Regex match any youtube url and grab the ID. Embed ready √ --...
Submitted by
mi-ca.ch
-
5 years ago
2019-03-12 16:17
8
9 upvotes, 1 downvotes (score 59.6%) (You must be signed in to vote)
IPv4 Validator
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
3 years ago
2020-07-26 21:19
(Last modified 2 months ago)
2023-08-07 17:36
11
14 upvotes, 3 downvotes (score 59%) (You must be signed in to vote)
remove comments from php code
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
8 years ago
2015-05-26 15:18
9
11 upvotes, 2 downvotes (score 57.8%) (You must be signed in to vote)
Fixo LDN CSP e SEM CSP
PCRE (PHP <7.3)
no description available
Submitted by
Marcos Müller
-
9 years ago
2014-11-18 14:02
483
1566 upvotes, 1083 downvotes (score 57.2%) (You must be signed in to vote)
regex101.com id grabber
PCRE (PHP <7.3)
grabs the ID for the regex101.com permalink to code
Submitted by
chris mccoy
-
10 years ago
2013-12-12 13:09
(Last modified 2 months ago)
2023-07-19 16:25
13
24 upvotes, 11 downvotes (score 57.2%) (You must be signed in to vote)
Match Gmail Email
Recommended
This entry has been specifically selected by our team to be a great submission
PCRE (PHP <7.3)
Match Gmail Email
Submitted by
Óscar EnrÃquez
-
9 years ago
2014-11-20 23:58
236
717 upvotes, 481 downvotes (score 57%) (You must be signed in to vote)
Matching email addresses per RFC5322
PCRE (PHP <7.3)
The BNF rules from RFC 5322 transformed to PCRE by Nikita Popov and described in the post http://nikic.github.io/2012/06/15/The-true-power-of-regular-expressions.html.
Submitted by
Michael Musson
-
10 years ago
2013-10-23 17:46
10
13 upvotes, 3 downvotes (score 57%) (You must be signed in to vote)
MikroTik FireWall
PCRE (PHP <7.3)
Regex used in Splunk to extract fields from Mikrotik FW. NOTES: Mikrotik must be configured to use "BSD Syslog" format FW rules must add, as log prefix, the action: drop accep...
Submitted by
HappyIdeasMaker
-
8 years ago
2015-05-30 10:27
5
5 upvotes, 0 downvotes (score 56.6%) (You must be signed in to vote)
Find All Python imports
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
9 years ago
2014-10-07 12:03
5
5 upvotes, 0 downvotes (score 56.6%) (You must be signed in to vote)
relative to absolute
PCRE (PHP <7.3)
relative to absolute
Submitted by
xp_prg
-
9 years ago
2015-01-20 01:16
5
5 upvotes, 0 downvotes (score 56.6%) (You must be signed in to vote)
Quartz Cron Validation
PCRE (PHP <7.3)
http://stackoverflow.com/questions/2362985/verifying-a-cron-expression-is-valid-in-java
Submitted by
anonymous
-
8 years ago
2015-07-27 12:13
5
5 upvotes, 0 downvotes (score 56.6%) (You must be signed in to vote)
Codice fiscale italiano
PCRE (PHP <7.3)
Oltre a supportare le omocodie controlla in modo restrittivo il carattere relativo al mese di nascita
Submitted by
Aldo Medri
-
8 years ago
2015-10-09 09:14
5
5 upvotes, 0 downvotes (score 56.6%) (You must be signed in to vote)
look for any $_POST['name']
PCRE (PHP <7.3)
if you are as lazy as me and want to replace every "=$_POST['name'];" using Dreamweaver or any development tool that allows using regular expressions to search in current file/document.
Submitted by
Kevinator
-
8 years ago
2016-01-14 23:35
5
5 upvotes, 0 downvotes (score 56.6%) (You must be signed in to vote)
get specific value from html tag
PCRE (PHP <7.3)
no description available
Submitted by
A.ROA
-
7 years ago
2016-09-25 06:08
1
2
3
4
...
577
Match nth occurence of expression
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Regular Expression
PCRE (PHP <7.3)
/
(?:
.
*
?
(
Constr1
)+
){3}
.
*
?
(
(
Constr1
)+
)
/
s
Open regex in editor
Description
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Submitted by
Alex Hall
-
8 years ago
2015-05-01 17:27