Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Donate
Info
Regex Editor
Community Patterns
Account
Regex Quiz
Settings
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 7.0 (C#)
Rust
Sponsors
Community Patterns
Search among 5,940 community submitted regex patterns...
1
Clean Date Finder
PCRE2 (PHP >=7.3)
Find dates of multiple formats in a clean way Searchable Formats: -Month day year -Month day, year -Mon day year...
Submitted by
anonymous
-
a year ago
1
Password validation
ECMAScript (JavaScript)
Password requirements: Contains at least one uppercase letter. Contains at least one lowercase letter. Contains at least one digit. Does not contain any whitespace characters. Has a minimum length of 8 characters.
Submitted by
anonymous
-
10 months ago
1
3 letter word finder
PCRE2 (PHP >=7.3)
finds any 3 letter words in a text
Submitted by
anonymous
-
10 months ago
1
ESET PROTECT Cloud domains (DNS)
PCRE2 (PHP >=7.3)
Match ESET PROTECT Cloud domains for exclusion from DNS logs
Submitted by
kernelmustard
-
10 months ago
1
ESET INSPECT Cloud domains (HTTP)
PCRE2 (PHP >=7.3)
Match ESET INSPECT Cloud domains for exclusion from HTTP logs
Submitted by
kernelmustard
-
10 months ago
(Last modified 10 months ago)
1
ESET DNS Load Balancer domains (DNS)
PCRE2 (PHP >=7.3)
Match ESET DNS Load Balancer domains for exclusion from DNS logs
Submitted by
kernelmustard
-
10 months ago
1
all email types
PCRE2 (PHP >=7.3)
work@ing.yes
Submitted by
Stormyz
-
10 months ago
1
check simple code
PCRE2 (PHP >=7.3)
Check simple codes between 1 and 5 numbers: 281, 81992, 18, 829a7, 8299192
Submitted by
Stormyz
-
10 months ago
1
identify and extract Laravel-style route parameters
PCRE2 (PHP >=7.3)
Extracts a table/model name, and optionally a column name. Enforces well-formed parameters. Tested with /category/{aYes:bYes}/{cYes}/{dNo:}/{eNo:/{:fNo}
Submitted by
Martin Holt
-
10 months ago
1
Extract form HTML in Make (Integromat)
ECMAScript (JavaScript)
In Make (Integromat) I want to extra data in email formated in HTML I need to extract : The value for First Name, Last Name, Adresse, Zip code, City
Submitted by
anonymous
-
10 months ago
1
in-addr.arpa to IPv4
PCRE2 (PHP >=7.3)
Converts in-addr.arpa hostnames to IPv4 e.g. 1.0.0.127.in-addr.arpa to 127.0.0.1
Submitted by
BitesizedLion
-
10 months ago
1
Single line of .env file
PCRE2 (PHP >=7.3)
Parse a single line of a .env file From repo dotenv - source code here.
Submitted by
Mot (https://github.com/motdotla)
-
9 months ago
1
Extract schema and domain from URI.
PCRE2 (PHP >=7.3)
Doesn't work on domains that include dashes (after the dash).
Submitted by
Roke Julian Lockhart Beedell
-
9 months ago
1
Sri Lankan NIC Validation Regex - Sri Lanka - National Identity Card Number Validation Regex
PCRE2 (PHP >=7.3)
Extract the Data from Sri Lankan National Identity Card The SL NIC could be divided into two groups, Before 2016 (9 alphanumeric digits with one English letter) After 2016 (12 alphanumeric digits) NICs issued before 1 January 2016, each NIC has a unique 9-digit number and a letter, in the for...
Submitted by
Aadhil Ahamed (Find me on GitHub: https://github.com/AadhilMR)
-
9 months ago
1
终端控制序列
PCRE2 (PHP >=7.3)
匹配终端控制序列
Submitted by
anonymous
-
9 months ago
1
Universal Phone Regex
PCRE2 (PHP >=7.3)
Just a simple regex to detect phone numbers Should work in just about any regex flavor.
Submitted by
anonymous
-
9 months ago
1
Month / Year Format (MM/YY)
ECMAScript (JavaScript)
/^(0[1-9]|1[0-2])\/?([0-9]{2})$/ /^(0[1-9]|1[0-2]) : First Digit - 0 second digit will be -0 to 9 ----> for Jan to Sep...
Submitted by
anonymous
-
9 months ago
1
JavaScript String Matcher
PCRE2 (PHP >=7.3)
Matches comments, strings, templates, and regexes from javascript code. also matches templates recursively in order to correctly get template data
Submitted by
ephf
-
9 months ago
1
e_itcd_protocol_match
PCRE2 (PHP >=7.3)
Match an e-ITCD protocol inside a list
Submitted by
davidbragat
-
9 months ago
(Last modified 9 months ago)
1
Remove specific character in beginning & last
PCRE2 (PHP >=7.3)
Remove specific character in beginning & last
Submitted by
anonymous
-
8 months ago
1
...
77
78
79
80
81
...
297
ipv4 address
0
Regular Expression
ECMAScript (JavaScript)
/
(?=
(
\d
{1,3}
\.
){3}
\d
{1,3}
)
(
(?:
(
2
[
0
-
5
]
{2}
|
[
1
]
?
\d
{1,2}
)
)
\.
){3}
(?:
(
2
[
0
-
5
]
{2}
|
[
1
]
?
\d
{1,2}
)
)
(?!
[
\.
\d
]
)
/
g
Open regex in editor
Description
no description available
Submitted by
Xiaohui Xu
-
8 years ago