Regular Expressions 101

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Community Patterns

2

US phone number

PCRE2 (PHP >=7.3)
US phone number, try to catch as many as possible
Submitted by anonymous - 3 years ago
2

.htaccess wordpress redirect uploads to production domain

PCRE2 (PHP >=7.3)
.htaccess wordpress redirect uploads to production domain
Submitted by anonymous - 3 years ago
2

spring logback parser

PCRE2 (PHP >=7.3)
Spring boot logback 日志正则匹配。 样例日志 2019-12-27 13:52:38.201 INFO 1 --- [Thread-8] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default' 2019-12-27 13:52:39.535 INFO 1 --- [Thread-8] com.alibaba.druid.pool.DruidDataSource : {dataSource-1} closed ...
Submitted by LiuDecai - 3 years ago
2

mega.nz files and folders

PCRE2 (PHP >=7.3)
Regex for matching https://mega.nz file and folder URLs. https://github.com/tonikelope/megabasterd/issues/215
Submitted by anonymous - 3 years ago
2

Mobile Number Regex

PCRE2 (PHP >=7.3)
The following regex validates international mobile numbers
Submitted by anonymous - 3 years ago
2

Email Extractor

PCRE2 (PHP >=7.3)
([a-zA-Z0-9.-]+@[a-zA-Z0-9.-]+\.[a-zA-Z0-9_-]+)
Submitted by Kashif - 3 years ago
2

yyyy/mm/dd

Java 8
^(((\d{3}[1-9]|\d{2}[1-9]\d|\d[1-9]\d{2}|[1-9]\d{3})(\/)(((0[13578]|1[02])(\/)(0[1-9]|[12]\d|3[01]))|((0[469]|11)(\/)(0[1-9]|[12]\d|30))|(02(\/)(0[1-9]|[1]\d|2[0-8]))))|(((\d{2})(0[48]|2468|13579)|((0[48]|2468|3579)00))(\/)02(\/)29))$ Match year/month/day, date format. E.g: 2021/08/25 [match] 2021/...
Submitted by mayl0421 - 3 years ago
2

Html tag parser

PCRE2 (PHP >=7.3)
This regex will help you to parse html tag. Example ...
Submitted by denchiklut - 3 years ago
2

Check Phone numbers

PCRE2 (PHP >=7.3)
Other patterns
Submitted by https://joserobinson.com - 3 years ago
2

Match Javanese Script Syllable

PCRE2 (PHP >=7.3)
Match any syllable based on javanese script unicode
Submitted by anonymous - 3 years ago (Last modified 3 years ago)
2

RFC1918 - Private IPv4 addresses

PCRE2 (PHP >=7.3)
Validate a given IP v4 address against all three defined Private IPv4 Subnets as statet in RFC1918 10.0.0.0/8 172.16.0.0/20 192.168.0.0/16 ...
Submitted by 0100101101001 - 3 years ago
2

Grabify URL Detector

PCRE2 (PHP >=7.3)
Detects any Grabify IP tracker links
Submitted by ShadowNox - 3 years ago
2

UUID 4

PCRE2 (PHP >=7.3)
Detects any UUID 4 strings
Submitted by ShadowNox - 3 years ago
2

Markdown Heading

Java 8
Parses the text following a '#' and a space all the way up to the next return character. Additional #'s can be added for parsing of other type of headings!
Submitted by Hansen - 3 years ago
2

Extract parts of a URL on Python

Python
Extract parts of a URL on Python
Submitted by dixanms - 3 years ago
2

Lua Enhanced: +=

Python
Adds += to Lua.
Submitted by anonymous - 3 years ago
2

Delete hour range

PCRE2 (PHP >=7.3)
Select duplicate a.m. - p.m range
Submitted by profeivan - 3 years ago
2

Asciidoc PlantUML Block

Java 8
Regex to select PlantUML Block in Asciidoc documents
Submitted by anonymous - 3 years ago
2

Pattern for usual email address

PCRE2 (PHP >=7.3)
Intentionally leaves out weird stuff such as IPV4 or IPV6 for the domain part and quoted usernames with invalid chars in the addressee part. Handles internationalized domains with soft validation (only structural matching) and blocks domain parts starting or ending with dashes or containing double d...
Submitted by Victor Schröder - 3 years ago
2

Max 30 Characters excluding brackets

PCRE2 (PHP >=7.3)
This is a simple regex for 30 characters limit excluding brackets
Submitted by jusuchin85 - 2 years ago (Last modified 2 years ago)
1...255256257258259...261

Community Library Entry

10

Regular Expression
Python

r"
(^https?://)?(\w+)?\.?(reddit\.com/|redd\.it/)(r/\w+/)?(comments/)?(\w+)
"
gm
Open regex in editor

Description

Simply searches for the thread-id in any kind of valid reddit-URL.

Submitted by Mio - 10 years ago