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Community Patterns
Search among 18,040 community submitted regex patterns...
1
Factorization: Zero, Unit, Primes, or Composite?
.NET 7.0 (C#)
Description Inspects lines that contain only a character, let's say c, repeated n times. The name of the matching groups will tell you if n is 0, the unit 1, a prime number, or a composite number. Alternative ...
Submitted by
kevinhp
-
2 months ago
1
semver2.0.0_franenguix
Python
Given a version number MAJOR.MINOR.PATCH, increment the: MAJOR version when you make incompatible API changes. MINOR version when you add functionality in a backward compatible manner. PATCH version when you make backward compatible bug fixes. A pre-release version MAY be denoted by appending a hyp...
Submitted by
FranEnguix
-
2 months ago
(Last modified 2 months ago)
1
Match the web URL
PCRE2 (PHP >=7.3)
Match the web URL, like https://xxx.com or xxx.com, not matching the email or the ip address
Submitted by
Hughie
-
2 months ago
1
96 Bit Decryption
PCRE2 (PHP >=7.3)
Part 2 of my post.
Submitted by
Dave Cummins
-
2 months ago
1
96 Bit Encryption
PCRE2 (PHP >=7.3)
96 Bit encryption by using a library. Possible to extend this beyond 96 if you have the time! Look at my other post to see how to decrypt. Based on using a library of values.
Submitted by
Dave Cummins
-
2 months ago
1
Chemical equation one side
PCRE2 (PHP >=7.3)
Matches one side of a chemical equation. So for ` 2HCl + 2Na → 2NaCl + H2 ` it would match each side individually with one newline between each 2HCl + 2Na and 2NaCl + H2
Submitted by
viktorashi
-
2 months ago
(Last modified 16 days ago)
1
Antimony CRN definition
PCRE2 (PHP >=7.3)
Describes how the first few lines of an Antimony (for Tellurium) CRN definition should look like
Submitted by
viktorashi
-
2 months ago
1
GPT multiline equations match
Python
substitutes \[...\] with $$...$$
Submitted by
MyAiTree
-
2 months ago
(Last modified a month ago)
1
ChatGPT Equations to MD equations
Python
Substitute the oneliner GPT equations \(..\) to tex like i.e. $..$
Submitted by
MyAITree
-
2 months ago
1
Trim Slashes
PCRE2 (PHP >=7.3)
Remove leading and trailing slashes
Submitted by
anonymous
-
2 months ago
1
SELECT
PCRE2 (PHP >=7.3)
/^select\s+(?.+?)\s+from\s+(?\S+)\s*(?:where\s+(?[\d\w= ><!]+))?;?$/gmi
Submitted by
anonymous
-
2 months ago
1
regex for mobile numbers
PCRE2 (PHP >=7.3)
regex to validate mobile numbers all over the world
Submitted by
anonymous
-
2 months ago
1
Credit Cart Prediction & Validation
ECMAScript (JavaScript)
Credit Card Carrier Prediction This regex is specifically designed to predict from the first few characters which carrier type the credit card number is.
Submitted by
anonymous
-
2 months ago
(Last modified 2 months ago)
1
Match a^nb^n
Python
Matches some number of a's followed by the same number of b's, usually written as a^nb^n for all natural numbers n. For regular expressions as formally defined in formal language theory, this is impossible, but modern day regex engines can do far more than match just regular languages. Note that eve...
Submitted by
FieryIceStickie
-
2 months ago
1
SVG viewbox parser
Python
for finding and extracting numbers from the viewbox attribute. see also my generalized SVG number regex. v2: added support for scientific notation
Submitted by
riedler
-
2 months ago
(Last modified 2 months ago)
1
SVG number syntax
Python
for correctly parsing numbers in SVG attributes like path d or viewBox with regex v2: added support for scientific notation
Submitted by
riedler
-
2 months ago
(Last modified 2 months ago)
1
Firsname with all latin characters, hyphen and single quote
PCRE2 (PHP >=7.3)
Allowing all firsnames written with Latin text like Björn or D'Mariüsz
Submitted by
ali benabdelaziz
-
2 months ago
1
YouTube Regex 2024+
PCRE2 (PHP >=7.3)
Tested in 2024 with various share/embed methods on YouTube video page
Submitted by
doseofted
-
2 months ago
1
ISO 8601 DURATION - Terraform Validation
Golang
This is made to validate an ISO 8601 input in a Terraform variable validation block: validation { condition = can(regex("^P(\\d+Y)?(\\d+M)?(\\d+D)?(T(\\d+H)?(\\d+M)?(\\d+S)?)?$", var.value)) error_message = "The value must be a valid ISO 8601 duration string representing time. (e.g. PT...
Submitted by
anonymous
-
2 months ago
1
Validación de un nombre o un apellido
PCRE2 (PHP >=7.3)
Antonio-Marcos O'Higgins González
Submitted by
Pablo
-
2 months ago
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902
Community Library Entry
0
Regular Expression
PCRE (PHP <7.3)
/
(
(?:
[
0
-
9
]
{1,3}
\.
){3}
[
0
-
9
]
{1,3}
)
\s
(
(?:
[
0
-
9
]
{1,3}
\.
){3}
[
0
-
9
]
{1,3}
)
/
gm
Open regex in editor
Description
no description available
Submitted by
anonymous
-
6 years ago