Regular Expressions 101

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1

Roblox Account Cookie RegExp

ECMAScript (JavaScript)
A regex to match against Roblox cookies. Two captures; the first is the warning text; the second is the cookie itself.
Submitted by anonymous - 6 months ago
1

Discord Bot Token

ECMAScript (JavaScript)
JS/TS regex for token validation.
Submitted by anonymous - 6 months ago
1

hyphenize

ECMAScript (JavaScript)
convert 16 chars into four hyphen separated groups
Submitted by mco - 6 months ago
1

English address

ECMAScript (JavaScript)
English address that can start with numbers, # sign or words (\w) followed with any combination of previously mentioned. Multi-line, global and case insensitive supported. Address CANNOT START WITH \w character _ or 0 or any other symbols
Submitted by Dr St Clair Clarke - 6 months ago (Last modified 6 months ago)
1

REGEX for parsing Received value in email headers (RFC822)

ECMAScript (JavaScript)
Example: Received: from VI1PR0102CA0029.eurprd01.prod.exchangelabs.com (2603:10a6:802::42) by VE1PR01MB5599.eurprd01.prod.exchangelabs.com (2603:10a6:803:11f::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2602.12; Thu, 9 Jan ...
Submitted by anonymous - 6 months ago
1

nomor telp lokal wakanda

ECMAScript (JavaScript)
indonesian telephone number
Submitted by aku dewe - 7 months ago
1

Validate and split street and house number (leading house number)

ECMAScript (JavaScript)
Validate and split street address (street and house number) with leading house number
Submitted by anonymous - 7 months ago
1

Validate and split street and house number (trailing house number)

ECMAScript (JavaScript)
Validate and split street address (street and house number) with trailing house number
Submitted by anonymous - 7 months ago (Last modified 7 months ago)
1

Validate email address (unicode)

ECMAScript (JavaScript)
Validate unicode email addresses
Submitted by anonymous - 7 months ago
1

goff

ECMAScript (JavaScript)
[ [ { "content": "_}24I:9t58Tu?m@e", "isParticipating": true, "groupNum": 0,...
Submitted by anonymous - 7 months ago
1

Alpha Numeric With Spaces & Limited Punctuation

ECMAScript (JavaScript)
This allows multiple continuous strings of only alpha numeric characters & limiting punctuation to: ?().,'+ /:@-
Submitted by anonymous - 7 months ago (Last modified 7 months ago)
2

Match each Unicode Characters, Symbols, and Emojis consecutively

ECMAScript (JavaScript)
RegExp matches each (combined) Unicode symbol, character, or emoji consecutively. Note: there are some edge cases where it does not combine some symbols that should be seen as one symbol (after Default Grapheme Cluster Boundary of UAX #29). For Unicode code point info see codepoints.net Also, see ...
Submitted by MAZ01001 - 7 months ago
1

Regex URL validation pattern

ECMAScript (JavaScript)
Regex URL validation pattern
Submitted by Septian Maulana - 7 months ago
1

Regex to find URLs in text

ECMAScript (JavaScript)
Regex to find URLs in text
Submitted by Saheed Odulaja - 7 months ago
1

Cron Job Regular Expression for JavaScript / ECMAScript

ECMAScript (JavaScript)
Simple pattern for validating Cron Job descriptors in your JavaScript / TypeScript / ECMAScript projects. Includes support for date ranges, day ranges, digit ranges, divisors... all of the things you'd expect to encounter in possible Cron values.
Submitted by Nicholas Berlette (https://github.com/nberlette) - 7 months ago
1

Non-Empty String

ECMAScript (JavaScript)
This simply checks if the string is not empty spaces.
Submitted by anonymous - 7 months ago
1

Javascript Email Verification RFC5322

ECMAScript (JavaScript)
Original credit for this expression goes to: https://emailregex.com/
Submitted by anonymous - 7 months ago (Last modified 7 months ago)
1

find the function definition based on indentation

ECMAScript (JavaScript)
check the code
Submitted by anonymous - 7 months ago
1

URL (URI) - TOTAL Breakdown: Named Groups (Supporting Literal, Relative, Dynamic URLs, with/without Filename/Ext, Query Parameters and/or Anchor Tags)

ECMAScript (JavaScript)
Need to FULLY Break Out EVERY Component of a URL? Like, as in "every constituent element individually accessible in its own named capture group?" Need it to be pre-optimized and fully ECMA-compliant? Want to see exhaustive unit tests proving these claims (144 are included; all 144 execute in 6.5ms. ...
Submitted by @JJ for Nerdy Deeds, LLC - 8 months ago (Last modified 8 months ago)
1

0x28C6A6DdF8fF8A47A90A69bfE75cd89904a14d71

Golang
0x28C6A6DdF8fF8A47A90A69bfE75cd89904a14d71
Submitted by anonymous - 8 months ago
12345...179

Validate Wikipedia URL and extract Article Title

1

Regular Expression
ECMAScript (JavaScript)

/
^((http:|https:){0,1}\/\/.*\.wikipedia\.org){0,1}(\/wiki\/|\/w\/){1}(index\.php\?title=){0,1}(?!User:|Wikipedia:|WP:|Project:|File:|Image:|MediaWiki:|MW:|Template:|Help:|Category:|Portal:|Draft:|TimedText:|Module:|Gadget:|Gadget definition:|Topic:|Education Program:|Book:|WT:|Special:|Wikipedia Talk:|Talk:|H:|CAT:|User talk:|Image Talk:|MOS:|P:|T:|Main_Page)(?<ARTICLENAME>(?!index\.php\?title=)[^&|?|\n]*)[&|?]?.*$
/
miug
Open regex in editor

Description

This works against a list of hyperlinks from the 'USS Marmora (1862)' article

You can include File: pages by removing the File:| from the regex.

I could improve how the remaining query for urls containing index.php, for now I recommend splitting in your chosen programming language.

According to guidelines at https://en.wikipedia.org/wiki/Help:URL

Submitted by Martin Shaw - 8 months ago (Last modified 8 months ago)