Regular Expressions 101

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Regular Expressions 101

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-2
javascript

Valid Email

Use this Regex for server-side validation also with some slight modifications like so for .NET -- @\w+([-+.']\w+)@\w+([-.]\w+)\.[a-zA-Z0-9]{2,6}(-.{2,6})*;
Submitted by Fred Scales - 7 years ago
-2
javascript

Roman numbers

This regex matches roman numbers from 1 (I) to 3999 (MMMCMXCIX)
Submitted by Nicolò Ribaudo - 7 years ago
-2
javascript

Multiple Email Address Validation

Validates Multiple email addresses seperated by comma.
Submitted by Rajesh Badam - 7 years ago
-2
javascript

Validating comma delimited strings for whitespaces & extra commas

Validating comma delimited strings for whitespaces & extra commas -- +(,()+){0,}
Submitted by Cyril Mathew - 7 years ago
-2
pcre2

Working With Data regex sample text

This is a sample text for use at my "Working With Data" workshop session on regular expressions.
Submitted by anonymous - a year ago
-2
pcre2

Conventional Commits commit regex

https://www.conventionalcommits.org/en/v1.0.0/
Submitted by Michael Collins - a year ago
-2
javascript

Match whitespace and colon, except in specific words

For string splitting / deconstructing
Submitted by anonymous - 7 months ago
-1
javascript

Extract favicon from html head meta links

I needed a generic way to pull the shortcut icon for sites. This expression parses the html for the icon. If the icon was not found, my code checks for the "favicon.ico" in the root of the site.
Submitted by groundh0g - 5 months ago
-1
pcre2

IP6 Validator Address (Simple)

Short form validation of an IP6 address Less complex than other examples I have seen around
Submitted by anonymous - 5 months ago
-1
dotnet

MMM DDD YYYY

FEB MON 2023
Submitted by anonymous - a month ago
-1
pcre2

phone

regex for phone
Submitted by anonymous - a month ago
-1
dotnet

Parsing result of SQL Server version (SELECT @@VERSION)

Parses MS SQL Server version returned from executing SELECT @@version
Submitted by M Rivas - a month ago
-1
javascript

Is String having proper quotes around it

Language : Javascript Description : This will helpful for validating contents from a text editor where all the values are string and you need to verify that string must be a single string having quotes around it. Note : This regex is best applicable by trimming the string before checking with thi...
Submitted by PranomVignesh<pranomvignesh@gmail.com> - 2 years ago
-1
pcre2

Eide Chrysler New Goal

no description available
Submitted by anonymous - 2 years ago
-1
pcre2

Url regex

no description available
Submitted by anonymous - 2 years ago
-1
pcre2

Exclude particular word in phrase

this will exclude particular phrase from a line. means it will match only those line which dont have those word
Submitted by anonymous - 2 years ago
-1
pcre2

LinuxOSVersion

no description available
Submitted by anonymous - 2 years ago
-1
pcre2

From conf table to hive table

no description available
Submitted by anonymous - 2 years ago
-1
pcre2

smargs

smargs not margins
Submitted by rkatz - 2 years ago
-1
java

IPv4 Matcher

This RE is divided into four parts. The first three parts are acceptable numbers from 0 to 255 followed by "." The last part is an acceptable number but not followed by "."
Submitted by EMAM1999 - 2 years ago
1234567...276

email

Vote

-4

Regular Expression
javascript

/
(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])
/
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Description

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Submitted by public - 9 years ago