Regular Expressions 101

Please wait while the app is loading...

Regular Expressions 101

@regex101DonateSponsorContactBug Reports & FeedbackWikiWhat's new?

Order By

Sponsors

Library entries

0
dotnet

Nepali phone number regex

(\+977)?9\d{8}
Submitted by anonymous - 9 months ago
0
dotnet

No leading or trailing spaces

No leading or trailing spaces
Submitted by anonymous - 9 months ago
0
dotnet

Ipv4 with optional port

ipv4 with optional port
Submitted by anonymous - 9 months ago
0
dotnet

Match all filenames in any URL including those with ANSI escaped characters (dotNET version)

Match all filenames in any URL including those with ANSI escaped characters (dotNET version)
Submitted by The Fourth Bird - 9 months ago
0
dotnet

Match using named groups in .NET (C#)

Developed for posh-git
Submitted by marckassay - 9 months ago
0
dotnet

E-mail

My first simple e-mail validator regex :)
Submitted by anonymous - a year ago
0
dotnet

Missing copyright detector for Visual Studio (.NET)

Detects one match per file if that file is missing the expected copyright text. This works with Visual Studio IDE. If you are using Rider (PCRE2), you can replace both \b entries with \Q then \E
Submitted by Kris Morness - a year ago
0
dotnet

篩選MP Log Day

篩選MP Log Day
Submitted by anonymous - a year ago
0
dotnet

Migrate infoboxes in AWB: Music phase 2

Remove deprecated parameters
Submitted by anonymous - a year ago
0
dotnet

Migrate infoboxes in AWB: Music phase 3

Insert "|tracks=" before the first occurrence
Submitted by anonymous - a year ago
0
dotnet

Migrate infoboxes in AWB: Music phase 1

Turn comma separated values in three deprecated parameters into template calls. (timestamp not considered yet)
Submitted by anonymous - a year ago
0
dotnet

NDC

parses all valid NDC codes with or without hyphens
Submitted by joe.cox@fortyau.com - a year ago
0
dotnet

List of email validation

Validate a list of emails separated by a semicolon. Supports emails with accents and other alphabets. Valid email: Abc@example.com;Abc.123@example.com;user+mailbox/department=shipping@example.com;éüöä^0@émäil.côm !#$%&'*+-/=?^_`.{|}~@example.com;"Abc@def"@example.com;"Fred Bloggs"@example.com;"Joe.\...
Submitted by Mib - a year ago
0
dotnet

Script Tag Json

asd
Submitted by anonymous - a year ago
0
dotnet

gubas2549-knju@force.com

gubas2549-knju@force.com
Submitted by Welcome to Gboard clipboard, any text you copy will be saved here. - a year ago
0
dotnet

Наличие слова без учета регистра в тексте

Наличие слова без учета регистра в тексте
Submitted by anonymous - a year ago
3
dotnet

Match any layer bracket pair (.NET)

Match any layer bracket pair
Submitted by Yakumo Yukari - a year ago
0
dotnet

Name and ID in curly braces

For a string that starts with '{' and ends with '}' looks for a name and id value within the curly braces. The name group should be trimmed when used to remove leading and trailing whitespace. Ex. {Test10} will result in 2 groups being returned Group 1: Test Group 2: 10
Submitted by Ryan Felton - a year ago
3
dotnet

C# Regex Extract/Match Nested HTML Elements/Tags

With this C# regex, you can easily match/Parse Nested HTML tags. Example input: someTitle ...
Submitted by w4po - a year ago
1234

Email input validation

Vote

0

Regular Expression
javascript

/
^(?=^[\w.@!#$%&'*+/=?^`{|}~-]{7,254}$)(?<username>(?=^[\w.!#$%&'*+/=?^`{|}~-]{1,64}@)[\w!#$%&'*+/=?^`{|}~-]+(?:\.[\w!#$%&'*+/=?^`{|}~-]+)*)@(?<domain>(?=\b[a-z\d.-]{5,252}$)(?:[a-z\d](?:[a-z\d-]{0,61}[a-z\d])\.)+(?:(?:[a-z](?:[a-z-]{0,61}[a-z]))|(?:(?=[a-z\d-]*?[a-z])(?=[a-z\d-]*?[\d])[a-z\d](?:[a-z\d-]{0,61}[a-z\d]))))$
/
gi
Open regex in editor

Description

Loading markdown...
Submitted by chCharly - 7 months ago