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Community Patterns
Search among 2,560 community submitted regex patterns...
2
Remove extra/useless python elements for GPT input.
PCRE2 (PHP >=7.3)
This RegEx removes unused elements such as inline comments and blank lines in python code. This will save you tokens and time when using GPT-3+ or ChatGPT to help code and debug.
Submitted by
LukeL
-
a year ago
(Last modified a year ago)
2
IDN Domains and Subdomains
PCRE2 (PHP >=7.3)
IDN Domains & Normal Domains This regex is able to identify any type of domain or subdomain whether it is IDN or normal, this includes domains in emojis, non-Latin characters, etc.
Submitted by
NCK
-
8 months ago
2
regex101: RFC1918 Private IPv4 Addresses, but limited to matching /24 subnet host IDs
PCRE2 (PHP >=7.3)
POSIX ERE compatible, suitable for usage in Bash [ testing Attributions Derived from [regex101: RFC1918 - Private IPv4 addresses by 0100101101001.
Submitted by
anonymous
-
7 months ago
2
Check Email Validity
Java 8
Regular expression to check the email syntax validity. Certainly requires improvement, but it's a good basis to work from. Work with Java and JavaScript.
Submitted by
Alain TOMASIAN <alain.tomasian@kaptus.fr>
-
4 months ago
(Last modified 4 months ago)
2
Regex tutorial
Java 8
Case insensitive match the whole word betwween \bword\b
Submitted by
anonymous
-
4 years ago
(Last modified 8 months ago)
2
Task 4 Quiz
PCRE2 (PHP >=7.3)
It needs a major modification, since matching an integer is required. The accepted answer \d+ involves only "positive" integers. But -333 or +777 are also integers, which leads to two possible solutions with the last one being the most accurate: -?\d+ : The hyphen (optional minus sign) and a digit ...
Submitted by
seQuienSoy
-
a year ago
2
Discord Username (old & new)
PCRE2 (PHP >=7.3)
Accomodate for Discord's username changeover and match against either the old username or the new username. But only one or the other. Match: CesarHvl#9000 cesarhvl cesar.hvl...
Submitted by
cesarhvl
-
9 months ago
1
Matching decimals in european format (dot as grouping separator, comma as decimal separator)
Java 8
A regex for validating decimal numbers in the European number format (in many parts of Europe at least, including Germany). A comma is used as a separator for the decimal number, a dot as a separator for thousand places.
Submitted by
Florian Drees
-
3 years ago
(Last modified 3 years ago)
1
Test expression
PCRE2 (PHP >=7.3)
To find at most 3 a in string
Submitted by
anonymous
-
3 years ago
1
PHP North American Phone Number
PCRE2 (PHP >=7.3)
Format phone numbers to look nice! E.g. 12345678900 --> +1(234)-567-8900 Matches with most ways numbers are stored 1.234.567.8900 1 234 567 8900...
Submitted by
Mendel Groner
-
3 years ago
1
Password - mot de passe
PCRE2 (PHP >=7.3)
1 caractère minuscule minimum 1 caractère majuscule minimum 1 chiffre minimum 1 caractère spécial minimum pas d'espace 8 caractères minimum en tout
Submitted by
Sofiane
-
2 years ago
1
Word Wrap examples
PCRE2 (PHP >=7.3)
Four examples of word wrapping at the 80 character mark, each one taking fewer steps than the last. Comment and uncomment lines with # to see the difference between versions. Optimization discussions welcome!
Submitted by
OnlineCop
-
7 years ago
(Last modified 6 months ago)
1
Regular expression for parsing VK.com links.
PCRE2 (PHP >=7.3)
no description available
Submitted by
ZKelo
-
4 years ago
(Last modified 2 years ago)
1
PHP Class Capture Groups from symbol string for Class, Namespace, Operation (Mutator or Accessor), Target and Method Names
PCRE2 (PHP >=7.3)
The is helpful for parsing the symbolic reference of a PHP class object for validation or just determining the type and target for the operator. The expression is intended for working with classes and class methods, so the value on the right of the Paamayim Nekudotayim :: will alway be regarded as ...
Submitted by
Jacob Canote
-
3 years ago
(Last modified 3 years ago)
1
Custom IFrame SRC Grabber
PCRE2 (PHP >=7.3)
no description available
Submitted by
Moep
-
3 years ago
(Last modified 3 years ago)
1
验证金额 "-999999999.99 ~ 999999999.99" ,小数点保留2位
PCRE2 (PHP >=7.3)
验证阿拉伯数字金额 "-999999999 ~ 999999999" ,小数点后面保留2位
Submitted by
cp.l
-
3 years ago
1
StrongPassword: 1 uppercase, 1 lower case, 1 num, 1 \W, & at least 8 char
PCRE2 (PHP >=7.3)
no description available
Submitted by
Bri Baldwin
-
3 years ago
1
MyRegEx
PCRE2 (PHP >=7.3)
no description available
Submitted by
anonymous
-
3 years ago
1
Dutch mobile phone number
PCRE2 (PHP >=7.3)
no description available
Submitted by
anonymous
-
3 years ago
1
Gitlab GraphQl query finder
PCRE2 (PHP >=7.3)
Searches for the first list element in a graphql query, which allows for filtering and pagination, except for the group node
Submitted by
Thomas Luijken
-
3 years ago
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128
IP Address Validator
0
Regular Expression
Java 8
"
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gm
Open regex in editor
Description
Validates IPv4 Address for Java
Submitted by
krzysp, jpalvesloiola
-
2 years ago