Regular Expressions 101

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Community Patterns

4

For Auto RTFs

PCRE (PHP <7.3)
no description available
Submitted by Dan Bloomquist - 11 years ago
4

outer Parentheses

PCRE (PHP <7.3)
Finds the outermost pair of parentheses. Compatible with any amount of nesting
Submitted by Jonas Gerneth - 10 years ago
4

Command handling

PCRE (PHP <7.3)
Handles commands like in CMD
Submitted by anonymous - 10 years ago
4

parsing a numeric strings with backslash using regexp

PCRE (PHP <7.3)
no description available
Submitted by A.K. Asik - 9 years ago
4

uri parser

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
4

Match nth occurence of pattern

PCRE (PHP <7.3)
Match nth occurence of the patterns in the inner parenthesis. Put nth that you want to match in the curly braces (here, {3}).
Submitted by Alex Hall - 9 years ago
4

Equation matching (without equal)

Python
use this to get value of any side of an equation. You can combine this with https://regex101.com/r/fH5kJ1/1
Submitted by Kerosene2000 - 9 years ago
4

Epic EHR Sticker QR code patient information

PCRE (PHP <7.3)
Text output produced by reading the QR code present on patient stickers created by Epic (R) medical record software
Submitted by MeWa - 9 years ago
4

TV series season and episode names

PCRE (PHP <7.3)
This regex matches against season and series names
Submitted by mikey - 9 years ago
4

Typescript - /// <reference path="..."/> Expression

ECMAScript (JavaScript)
Finds Typescript's reference path syntax.
Submitted by Lovelidge, Shawn - 9 years ago
4

Remove common numeric suffixes (eg: 40m, 60%)

PCRE (PHP <7.3)
Usage: "40%".replace(/\b([\d\.]+)mkb%/ig, '$1')
Submitted by anonymous - 9 years ago
4

Validate hex color

PCRE (PHP <7.3)
Validates hexadecimal color codes based on the following rule set: Optionally starting with a hash. 3 or 6 characters in length. Using the [0-9a-f] character set.
Submitted by Nathaniel Blackburn - 8 years ago
4

Jeff Test

PCRE (PHP <7.3)
Valid and Invalid emails
Submitted by anonymous - 8 years ago
4

import url image

Python
import url image
Submitted by bartimeys - 8 years ago
4

JWT Validation

PCRE (PHP <7.3)
Validate a Json Web Token (JWT).
Submitted by Erik Maas - 8 years ago
4

kenteken validator

PCRE (PHP <7.3)
validator voor kenteken vb: 11-AA-BB
Submitted by Senne Root - 8 years ago
4

find uncommented coffeescript console.logs

ECMAScript (JavaScript)
no description available
Submitted by valiafetisov - 8 years ago
4

Version Matcher

PCRE (PHP <7.3)
Matches version strings.
Submitted by anmols - 8 years ago
4

extract domain with port

ECMAScript (JavaScript)
no description available
Submitted by yooresh - 8 years ago
4

Function Declaration / Expression

ECMAScript (JavaScript)
matches both function declarations and expressions in javascript. ex. function name () {...} || function () {}
Submitted by Ja Superior - 8 years ago
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复杂正则

0

Regular Expression
PCRE (PHP <7.3)

/
\?((?:(?<rid>regionId)=(?<ridv>[\d\$,_]+)|(?<sid>sectionId)=(?<sidv>(?P>ridv))|(?<a>age)=(?<av>(?P>ridv))|(?<p>purpose)=(?<pv>(?P>ridv))|(?<l>lineId)=(?<lv>(?P>ridv))|(?<stid>stationId)=(?<stidv>(?P>ridv))|(?<pe>price)=(?<pev>(?P>ridv)))&?)+
/
m
Open regex in editor

Description

no description available

Submitted by anonymous - 3 years ago