Regular Expressions 101

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Learn to code interactively with bite-sized, hands-on programming challenges.

Community Library

0

author from tag

Created·2015-11-11 10:20
Type·Match
Flavor·JavaScript
no description available
Submitted by imilov
0

handlebars template match

Created·2015-12-02 15:01
Type·Match
Flavor·JavaScript
returns all the handlebars elements in a line - returns {{...}} for each instance found Matches the following test {{sss}} s {{rrr}} dkdksl {{dds}} {{ dhre }} {{je ss}} returns ['{{sss}}','{{rr}}','{{dds}}','{{ dhre }}','{{je ss}}']
Submitted by Anonymous
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simple json key value pair parser

Created·2016-02-01 11:27
Updated·2024-04-24 22:03
Type·Match
Flavor·PCRE2 (PHP)
no description available
Submitted by amlang
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Telefonnummer E.123

Created·2016-04-07 13:25
Type·Substitution
Flavor·JavaScript
no description available
Submitted by Frank Mattes
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Cartão de Crédito ELO

Created·2016-04-11 19:18
Type·Match
Flavor·JavaScript
Realiza a identificação dos novos BIN's de cartão de crédito ELO.
Submitted by mkrypka
0

Numbers Only

Created·2016-07-07 07:47
Type·Match
Flavor·JavaScript
valid only for alpha numeric values ,Its invertion of number check operation return false if number return true if alpha numeric
Submitted by deadpool
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CHA course detection

Created·2016-07-12 02:37
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Esempio di cattura data

Created·2016-07-18 03:32
Type·Match
Flavor·JavaScript
descrizione addizionale
Submitted by Cristian
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po box extracter

Created·2016-09-28 00:04
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Find comments block in the source code.

Created·2016-09-29 12:48
Type·Match
Flavor·JavaScript
This pattern finds comments block in the source code.
Submitted by giraysam
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Divide URL

Created·2016-09-30 15:11
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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A complete recognition of HTML elements pattern.

Created·2016-11-05 13:06
Type·Substitution
Flavor·JavaScript
no description available
Submitted by Rafael Laurindo
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A complete recognition of pattern for css selectors

Created·2016-11-07 01:25
Type·Substitution
Flavor·JavaScript
no description available
Submitted by Rafael Laurindo
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P1 register parsing

Created·2016-10-07 09:14
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Cédula de identidad venezolana

Created·2016-10-11 17:30
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Full URL regex

Created·2016-10-12 06:14
Type·Match
Flavor·JavaScript
regex to valid a complete URL including querystring and URI encoded characters
Submitted by Anonymous
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netBooter Telnet status parser

Created·2016-10-18 17:43
Type·Match
Flavor·JavaScript
This Regex will parse the status output of netBooter type internet connected power switches.
Submitted by Anonymous
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practice

Created·2016-10-19 06:16
Type·Match
Flavor·JavaScript
This library contains the practice regex.
Submitted by Anonymous
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Find telephone numbers in obs

Created·2016-10-19 13:01
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Captura nombre y tipo de archivo

Created·2016-10-19 19:59
Type·Match
Flavor·JavaScript
Busca y captura nombre de archivo y extensión especifica, no verifica si los caracteres del nombre son validos, eso se puede modificar restringiendo los nombres del primer grupo de captura.
Submitted by Anonymous
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Busca y captura tipo de persona jurídica en razón social

Created·2016-10-19 20:07
Type·Substitution
Flavor·JavaScript
Busca y captura tipo de persona jurídica en razón social
Submitted by Anonymous
0

updated gettyimages link and id extractor

Created·2016-10-24 12:53
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Busca espacios consecutivos

Created·2016-10-24 21:18
Type·Substitution
Flavor·JavaScript
Busca espacios consecutivos entre palabras, dos o mas espacios consecutivos.
Submitted by Anonymous
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formula to Calculate with parameter

Created·2016-10-25 04:56
Type·Substitution
Flavor·JavaScript
no description available
Submitted by Anonymous
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Formula to Calcular sin Parametros

Created·2016-10-25 05:07
Type·Substitution
Flavor·JavaScript
no description available
Submitted by Anonymous
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Newt word in text

Created·2016-10-28 13:28
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Date-Time

Created·2016-10-28 22:00
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Regex dat URL

Created·2016-10-31 16:18
Type·Match
Flavor·JavaScript
When you need to get parts of your URL nicely.
Submitted by Anonymous
0

Remove Comma, Spaces and Middle Initial

Created·2016-10-31 17:57
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Phone number extraction

Created·2016-11-01 07:36
Type·Match
Flavor·JavaScript
I have +919535872103 adf I have +91-9535872103 adf I have +91(953)5872103 adf I have +91-(953)5872103 adf I have +91-(953) 5872103 adf I have +91 (953) 5872103 adf I have +91-(953)-5872103 adf I have +91(953)-5872103 adf I have +91-95358-72103 adf I have +(91)-95358-72103 adf
Submitted by Anonymous
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Twitter hashtags

Created·2016-11-03 11:10
Type·Substitution
Flavor·JavaScript
no description available
Submitted by Anonymous
0

Look first character that are special chracters

Created·2016-11-06 08:58
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

Email

Created·2016-11-07 14:01
Type·Match
Flavor·JavaScript
Regex to validate and get info from email string
Submitted by Anonymous
0

California Medicaid (Medi-Cal) ID Validator

Created·2016-11-08 11:19
Type·Match
Flavor·JavaScript
California Medicaid (Medi-Cal) ID Validator Verifies a series of 8 Digits, 1 Char, and 5 Digits together.
Submitted by Anonymous
0

match \

Created·2016-11-08 18:59
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

TELÉFONO INTERNACIONAL

Created·2016-11-09 14:06
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

DNI español

Created·2016-11-09 14:06
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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CCC

Created·2016-11-09 14:36
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

Мой рег

Created·2016-11-11 20:12
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

Ruangan SLC 2016

Created·2016-11-14 10:15
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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Website Address Check

Created·2016-11-15 09:18
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

email_validation

Created·2016-11-15 21:57
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

ASA Log Source

Created·2016-11-17 10:06
Type·Match
Flavor·JavaScript
the source log of asa cisco firewall is not RFC formatted this regex (java) match all globaly
Submitted by Christian Marangoni
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Carte bancaire

Created·2016-11-17 16:24
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

check attr type in HTML

Created·2016-11-18 07:22
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

Remove leading "http://" or "https://" and optionally a "www."

Created·2016-11-22 14:42
Type·Match
Flavor·JavaScript
Remove leading "http://" or "https://" and optionally a "www." for look up
Submitted by Anonymous
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find content in branket

Created·2016-11-27 08:25
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
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remove list-style-type:

Created·2016-11-29 07:57
Type·Match
Flavor·JavaScript
no description available
Submitted by Anonymous
0

Regex to exclude accented character like è, à, ç... and white space

Created·2016-11-29 10:41
Updated·2023-07-25 01:40
Type·Match
Flavor·JavaScript
no description available
Submitted by Tho Vo
0

DU yellowpages search REGEX pattern

Created·2016-11-29 18:38
Type·Match
Flavor·JavaScript
no description available
Submitted by Karim Omar

Community Library Entry

0

Regular ExpressionOpen Workspace

/
\s*(?!#)(?:.*run\s)?(\bride\b).*?(\bmount\b|\bdismount\b)
/
gi

Description
Created·2023-06-25 08:32
Type·Match
Flavor·PCRE2 (PHP)

finds every command in 1st group and subcommands in 2nd group. excludes every comments, and matches command even if it has spaces in the beginning. This exact regex is used for datapackhub.net datapack mcfunction downgrader.

Submitted by Anonymous
Open Workspace