Regular Expressions 101

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Regular Expressions 101

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dotnet

Username regex

Matches alphanumeric, @, . , -
Submitted by Ethan Pedersen - 7 months ago
0
dotnet

Sanitize CSV Export Expression for regex.replace (this regex) with empty string

see owasp recommendation for things to remove from a csv export. this expression matches on following characters [. , ; + = - @ ' "] also carriage return make sure to clear strings for whitespace and choose your preferred methods for additional security from the examples in the owasp documentation...
Submitted by anonymous - 7 months ago
0
dotnet

sdfsfd

sdfdsf
Submitted by anonymous - 7 months ago
0
dotnet

Any WhiteSpace Character

Any WhiteSpace Character
Submitted by anonymous - 7 months ago
0
dotnet

custom email

custom email
Submitted by anonymous - 7 months ago
0
dotnet

7zip file type regex

header of output from > 7z i
Submitted by ninmonkey - 7 months ago
0
dotnet

title and page

find title and page in text
Submitted by anonymous - 7 months ago
0
dotnet

Match token and optional convert to type in string

I use this in a JSON template together with JObject data to create a JSON string
Submitted by rkleinkromhof - 6 months ago
0
dotnet

IP Table Parse IPID

Match 1 is the IPID
Submitted by Tres Little - 6 months ago
0
dotnet

URL

(@url)([\s]=[\s])(?:')(.)(?:')(?:;)
Submitted by anonymous - 6 months ago
0
dotnet

Initials

get the initial of a strings
Submitted by Eddie Choong - 5 months ago
1
dotnet

Mime type parser

A "simple" regex to parse mime types. Handles all commonly occurring parts of a mime type string such as: Type Subtype Subtype's with an extra extension (e.g. svg+xml) (Optional input) Multiple parameters (Optional input)...
Submitted by Vespion - a month ago
1
dotnet

UNC Path Component Validation - Sharename

There are specific requirements for the different components of a UNC path. While it's possible to try and validate the entire UNC path in one go, you quite often end up needing to break the path down anyway unless simply handing it off to some other library (in which case they should be providing v...
Submitted by thejamesdecker - 3 months ago
1
dotnet

Phone number for all countries

Phone number for all countries. Valid symbols: ( ), -, whitespace
Submitted by Alexander Smirnov - 2 months ago
1
dotnet

Markdown link

Regex for parsing markdown link. Named group "text", "url" and "alt.
Submitted by anonymous - 8 months ago
1
dotnet

Zoom links, only with passwords

Group 1 will have meeting id, group 2 will have password
Submitted by anonymous - 7 months ago
2
dotnet

Replace sub-strings in string

Replace sub-strings in string
Submitted by anonymous - 3 months 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
3
dotnet

Match any layer bracket pair (.NET)

Match any layer bracket pair
Submitted by Yakumo Yukari - a year ago
1234

List of email validation

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Regular Expression
dotnet

"
^((((([a-zA-Z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-zA-Z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-zA-Z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-zA-Z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?)[;]?)+$
"
gm
Open regex in editor

Description

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Submitted by Mib - a year ago