Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Social
Join the Discord community!
Follow me on twitter!
Send me an email
Donate
Donate
Donate through Paypal
Become a Github Sponsor
Info
Info
Find out what's new!
RegEx101 Wiki
Report bugs or make suggestions
What's new?
Loading content...
Close
Regex Editor
Regex Editor
Community Patterns
Community Patterns
Account
Account
Regex Quiz
Regex Quiz
Settings
Settings
Live Help
Live Help
Get help on Discord
Get help on IRC
Order By
Most Recent
Highest Score
Lowest Score
Most upvotes
Most downvotes
Filter by Flavor
PCRE2 (PHP >=7.3)
PCRE (PHP <7.3)
ECMAScript (JavaScript)
Python
Golang
Java 8
.NET (C#)
Rust
Sponsors
Community Patterns
Search among 17,420 community submitted regex patterns...
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Europe - Malta - Driver's License
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 15:18
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Europe - Luxemburg - TIN
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 15:18
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Europe - Luxemburg - Passport Number
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 15:19
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Europe - Luxemburg - National ID Number
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 15:19
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Europe - Luxemburg - License Plate
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 15:19
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Europe - Luxemburg - IBAN
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 15:20
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Social Security Number (SSN)
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 15:20
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
regex for copper
Python
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 15:25
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Check validity email address
ECMAScript (JavaScript)
Follow the rules found in https://www.wikiwand.com/en/Email_address. Check all the address given to check if the addresses are valid or not.
Submitted by
anonymous
-
4 years ago
2020-01-31 16:19
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Validate email address
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 17:19
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Test pour Jacques
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 17:21
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
SSL - Mixed Content Search (http, with excludes)
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 17:21
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
SSL - Mixed Content Search (http, with excludes) + Exclude FatKit doc comments
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 17:21
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
CAS number expression
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 17:55
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
CAS number within p element expression
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 17:56
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Test pour Jacques
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 17:57
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Rogue Cause Filter Regex Pattern
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-01-31 19:06
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Egyptian mobile numbers
PCRE (PHP <7.3)
Phone length is exactly 11 Phone Prefix is with in allowed ones 010, 011, 012, 015
Submitted by
anonymous
-
4 years ago
2020-01-31 22:13
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
ISO-8601 date parse
ECMAScript (JavaScript)
Works with 2015-04-03T13:56:24.0+00:00 (official) format, and 2015-04-03T13:56:24+0000 (PHP) format, too Also: 2015-12-31
Submitted by
Norbi
-
4 years ago
2020-02-01 08:47
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
TEstar titulo de livros
PCRE (PHP <7.3)
testar lista do Ranking Gutenberg do Gutenberg.org
Submitted by
anonymous
-
4 years ago
2020-02-01 12:54
1
...
736
737
738
739
740
741
742
...
871
finding CAS in german Wiki JSON Salpetersäure
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Regular Expression
ECMAScript (JavaScript)
/
(?:
CAS
.
*
=
.
*
)
(
[
0
-
9
]
{2,8}
-
[
0
-
9
]
{2}
-
[
0
-
9
]
{1}
)
(?:
\\
n
)
/
Open regex in editor
Description
Loading markdown...
Submitted by
anonymous
-
4 years ago
2020-02-19 17:16