Regular Expressions 101

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1

GIT branch naming conventions (strict)

PCRE2 (PHP >=7.3)
A complete validation for GIT branch names. Includes typical branch names such as main and develop as well as feature, release branches and more. Examples: feat/add-i18n-module release/v1.0.0 main...
Submitted by hexrw - 4 months ago
1

Semantic Version Parser/Validator

PCRE2 (PHP >=7.3)
A regex expression that extracts the components of a semantic version and fails if the version does not conform to the semantic version spec. Based on the 2.0.0 spec
Submitted by Vespion - 4 months ago
1

TermExtraction_Example

PCRE2 (PHP >=7.3)
Extracts Birth Place from Wikipedia Text
Submitted by anonymous - 4 months ago
1

Find all hashtags

PCRE2 (PHP >=7.3)
This regex finds all hashtag (begin by #) in a whole string
Submitted by Sébastien LHUILLIER - 4 months ago (Last modified 4 months ago)
1

extract filename and contents

PCRE2 (PHP >=7.3)
extract filename and contents
Submitted by anonymous - 4 months ago
1

Match on period following single letter name initial for TTS Rendering without Pause

PCRE2 (PHP >=7.3)
Match on period following single letter name initial for TTS Rendering without Pause Specifically, matches all occurrences of period if preceded by capital letter. Used in T2S android tts app for rendering text without pausing after letter name initial.
Submitted by Scott K - 4 months ago
1

match hex colors

PCRE2 (PHP >=7.3)
Match hex colors with PCRE2
Submitted by anonymous - 4 months ago
1

Match ISO 639-1 language codes

PCRE2 (PHP >=7.3)
Match ISO 639-1 language codes
Submitted by anonymous - 4 months ago
1

datime

PCRE2 (PHP >=7.3)
datetime
Submitted by anonymous - 5 months ago
1

Google chat WebHook integration

PCRE2 (PHP >=7.3)
Regular match an URL integration to Google chat by WebHook
Submitted by Vito Bryliano - 5 months ago
1

12 hour time

PCRE2 (PHP >=7.3)
Use this expression to validate a 12 hour time input
Submitted by Amit Sharma - 5 months ago
1

Malaysian NRIC

PCRE2 (PHP >=7.3)
Strict Malaysian NRIC format check Version 2: Shorten with assertion
Submitted by 17Hieng - 5 months ago (Last modified 4 months ago)
1

URL

PCRE2 (PHP >=7.3)
Support any types of URL for https and http protocol. http or https [optional] domain name [mandatory] file path [optional] query parameter [optional]
Submitted by 17Hieng - 5 months ago (Last modified 4 months ago)
1

Custom Datetime Finder

PCRE2 (PHP >=7.3)
Determine date time parts
Submitted by anonymous - 5 months ago (Last modified 4 months ago)
1

git-flow branch names

PCRE2 (PHP >=7.3)
This is the regex for our branch names.
Submitted by stefanfrede - 5 months ago
1

Match paths

PCRE2 (PHP >=7.3)
Match paths
Submitted by os_niko - 5 months ago
1

Prime number test

PCRE2 (PHP >=7.3)
Prime number test
Submitted by anonymous - 5 months ago (Last modified 3 months ago)
1

Get a canonical link from html page

PCRE2 (PHP >=7.3)
Gets the canonical link from a html page provided it has one
Submitted by anonymous - 5 months ago
1

Find all text lines after simple time code

PCRE2 (PHP >=7.3)
Given a time code caption file (not standards compliant) use this script to match all lines following a time code line You can use this regex in Notepad++ to generate a new file that only contains the matches in the form of ^(?!\d:\d{2}+).+
Submitted by Alexander Roberts - 5 months ago
1

Search disabled SSL verification

PCRE2 (PHP >=7.3)
Find SSLVerify = false
Submitted by @Sergiomarotco - 5 months ago
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Strict URL validation

0

Regular Expression
PCRE2 (PHP >=7.3)

/
(?!.*[.]{2})((https?|http)\:\/\/)?([a-z0-9+!*(),;?&=\$_.-]+(\:[a-z0-9+!*(),;?&=\$_.-]+)?@)?([a-z0-9-.-.]?(?!.*\/).*)\.([a-z]{2,1000})(\:[0-9]{2,5})?(\/([a-z0-9+\$_-]\.?)+)*\/?(\?[a-z+&\$_.-][a-z0-9;:@&%=+\/\$_.-]*)?(#[a-z_.-][a-z0-9+\$_.-]*)?
/
gm
Open regex in editor

Description

(?!.[.]{2})((https?|http)://)?([a-z0-9+!(),;?&=$.-]+(:[a-z0-9+!*(),;?&=$.-]+)?@)?([a-z0-9-.-.]?(?!./).).([a-z]{2,1000})(:[0-9]{2,5})?(/([a-z0-9+$-].?)+)*/?(?[a-z+&$.-][a-z0-9;:@&%=+/$.-]*)?(#[a-z.-][a-z0-9+$_.-]*)?

Submitted by Adwin Raj GP - a year ago