Regular Expressions 101

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Community Patterns

1

Factorization: Zero, Unit, Primes, or Composite?

.NET 7.0 (C#)
Description Inspects lines that contain only a character, let's say c, repeated n times. The name of the matching groups will tell you if n is 0, the unit 1, a prime number, or a composite number. Alternative ...
Submitted by kevinhp - 9 days ago
1

vozuskia (cs/sk)

Java 8
Addes a non-breaking space after any of the letters included in the [vozuskia] class.
Submitted by Manuel Souto Pico - 2 months ago
2

Command line parser

.NET 7.0 (C#)
Supports parameters such as keys and values, also parameters enclosed in quotes.
Submitted by Pavel Bashkardin - 3 months ago (Last modified 3 months ago)
1

.NET CSV parser

.NET 7.0 (C#)
Parses CSV files using comma (,) as delimiter and double quote (") as quoted-field tag. Features: Respects empty fields, including at the beginning and at the end of the line Respects line breaks in quoted fields
Submitted by kevinhp - 3 months ago
1

IP address without local

.NET 7.0 (C#)
Matches IP addresses excluding local addresses
Submitted by pvl_zh - 3 months ago
1

Multiline CSS to one line CSS example (C#)

.NET 7.0 (C#)
Regex that will match/replace unnecessary whitespaces in CSS code.
Submitted by Puchkov Eugene - 5 months ago (Last modified 5 months ago)
1

Email Validation

.NET 7.0 (C#)
Basic email address validation example
Submitted by Jeff Mills - 5 months ago
1

YouTube Video ID

Java 8
Gets the ID of a YouTube Video from any link to it.
Submitted by cheeseburger - 6 months ago
1

password

.NET 7.0 (C#)
password validator
Submitted by anonymous - 6 months ago
1

Entity framework mappers

.NET 7.0 (C#)
This expression converts a modelbuilder to an IEntityTypeConfiguration class. Useful for tidying up the result of a scaffold operation.
Submitted by MK - 6 months ago (Last modified 6 months ago)
1

Госуслуги - сопроводительное письмо (недопустимые символы)

.NET 7.0 (C#)
Если вы подаёте электронное заявление через портал Госуслуг и набираете текст в стороннем редакторе, то при попытке отправить такое заявление может появиться ошибка о наличии недопустимых символов. С помощью этого регулярного выражения вы сможете найти недопустимые символы и скорректировать текст с...
Submitted by NG256 - 6 months ago
1

T-SQL find comments in script

.NET 7.0 (C#)
Finds the comments in a t-sql (tsql) script
Submitted by Paw Jershauge - 7 months ago
1

INI Parser

.NET 7.0 (C#)
This regular expression has the following features that make it a convenient tool for working with text data. (?=\S) Positive lookahead, trims leading whitespace in text block. (? ... ) Group for text block, which can be comment, section, entry, or undefined string. (? ... ) Group for comment. Incl...
Submitted by Pavel Bashkardin - 7 months ago (Last modified 2 months ago)
1

PrivtBank Receipt Parser

.NET 7.0 (C#)
PrivtBank Receipt Parser
Submitted by anonymous - 7 months ago (Last modified 7 months ago)
1

PrivtBank Receipt Parser vx520

.NET 7.0 (C#)
PrivtBank Receipt Parser vx520
Submitted by anonymous - 7 months ago (Last modified 7 months ago)
1

Parse Address - Prefecture

Java 8
get prefecture from Japanese address
Submitted by Gary Ascuy - 8 months ago
1

AWS EventBridge Scheduling Expressions

Java 8
This validates AWS EventBridge scheduling expressions using the rate() and cron() formats. It may not catch all invalid expressions, but it should properly validate all valid expressions, as demonstrated in the unit tests. Please let me know if I missed any valid expressions. Originally attempted ...
Submitted by Evan S Kaufman <evan@evanskaufman.com> - 8 months ago (Last modified 6 months ago)
1

GS1 Transport Label (EAN-128) and parse the application identifiers datafields

.NET 7.0 (C#)
A regex to parse the GS1-128 transport / shipping label from multiple EAN-128. The Regex is generated from the offical GS1 specification will identify all datafields Like for example AI 00: Serial Shipping Container Code (SSCC) AI 01: Global Trade Item Number (GTIN) AI 02: Identification of trade i...
Submitted by anonymous - 8 months ago (Last modified 8 months ago)
1

IANA Media Type

Java 8
Parses an IANA Media Type value. Doesn't seem to capture repeating parameters, which is a bit of an edge case but valid I think - any suggestions on how to fix would be appreciated.
Submitted by scottbdr - 9 months ago
1

.*(EXCEL[.]EXE).*(?i)(Maxicredito).*([.]xlsx - Excel)

.NET 7.0 (C#)
.(EXCEL[.]EXE).(?i)(Maxicredito).*([.]xlsx - Excel)
Submitted by anonymous - 10 months ago
123...17

Community Library Entry

1

Regular Expression
.NET 7.0 (C#)

@"
.*сума:\s+(?<suma>\d{1,5}[.,]\d{1,2}).*\\n(?<issuerName>.*)(?<pan>[0-9X]{16}).*нал:\s(?<terminalId>[A-Z0-9]{8}).*авторизації:\s(?<approvalCode>\d{1,10}).*чек\sN:\s(?<chq>\d{1,10}).*rrn:\s(?<rrn>\d{1,15})
"
mi
Open regex in editor

Description

PrivtBank Receipt Parser

Submitted by anonymous - 7 months ago (Last modified 7 months ago)