Regular Expressions 101

Order By

Sponsors
There are currently no sponsors. Become a sponsor today!

Community Patterns

1

Paragraph Delimiter Counter (Unicode-Aware)

.NET 7.0 (C#)
Finds all paragraphs in the input text, where a paragraph is defined as any occurrence of a non-whitespace character immediately following any of the following and any other preceding whitespace: 2 or more consecutive CRLF sequences 2 or more consecutive CR characters 2 or more consecutive LF cha...
Submitted by dodexahedron - 12 days ago (Last modified 12 days ago)
1

Imiona i nazwiska

PCRE2 (PHP >=7.3)
Imiona i nazwiska
Submitted by anonymous - 7 days ago (Last modified 4 days ago)
1

quote-OBprefix

ECMAScript (JavaScript)
Frequently-used prefix regex expressions with quote form in Obsidian plugins.
Submitted by YaoYYoung - 6 days ago (Last modified 6 days ago)
1

OBprefix

ECMAScript (JavaScript)
Frequently-used prefix regex expressions without quote form in Obsidian plugins.
Submitted by anonymous - 6 days ago (Last modified 6 days ago)
1

prevent double zeros

ECMAScript (JavaScript)
prvent double zeros also decimals
Submitted by bilal - 5 days ago
1

Parse EPICS Substitution files

PCRE2 (PHP >=7.3)
Extracts the file name and substitution pattern for each entry in an EPICS substitution file. See https://docs.epics-controls.org/projects/base/en/latest/msi.html#dbloadtemplate-format for a description of the file format being parsed
Submitted by Giles Knap - 5 days ago
1

js-br

ECMAScript (JavaScript)
teste
Submitted by anonymous - 3 days ago
1

Discord emoji & Markdown links

Rust
NOTE The word text is used to substitute all alphanumeric characters as well as underscores ([a-zA-Z0-9_]). Captures: ...
Submitted by anonymous - 2 days ago (Last modified 2 days ago)
1

Hexadecimal

ECMAScript (JavaScript)
Only matches if the entire string is in hexadecimal format
Submitted by anonymous - 4 hours ago
2

MIME type verification

PCRE (PHP <7.3)
See http://tools.ietf.org/html/rfc2045#section-5.1
Submitted by Erin Millard - 12 years ago
2

js function test

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 12 years ago
2

Basic Phone Number Verification

PCRE (PHP <7.3)
Verifies a phone number
Submitted by anonymous - 11 years ago
2

Get Currency SYMBOL/CODE

PCRE (PHP <7.3)
no description available
Submitted by Ka. - 11 years ago
2

Hello world example

PCRE (PHP <7.3)
no description available
Submitted by Fedir RYKHTIK - 11 years ago
2

takie

PCRE (PHP <7.3)
no description available
Submitted by sdfsdfdsf - 11 years ago
2

Error in Refex

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 11 years ago
2

hghdgh

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
2

sample

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 11 years ago
2

Split Date

PCRE (PHP <7.3)
no description available
Submitted by Arun Kumar Sekar - 11 years ago
2

Get dynamic parameters from an URL

PCRE (PHP <7.3)
Gets the parameters (how many you want) from a url and organize into groups
Submitted by Caio Oliveira - 11 years ago
1...855856857858859...902

Community Library Entry

0

Regular Expression
PCRE2 (PHP >=7.3)

/
(^|(?<=[\s,;:.!?])+)[A-Za-z]+($|(?=[\s,;:.!?]+))
/
gm
Open regex in editor

Description

Definition of the concept of "word" in accordance with the formulation of the problem.

Submitted by anonymous - 2 years ago