Regular Expressions 101

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Community Patterns

1

URL test

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
1

RegEx 03

PCRE (PHP <7.3)
Desafio proposto pelo Brunno: Apenas a palavra "velit". Todas as suas aparições no texto - 11/03/2020.
Submitted by Paula Picolott (ppicolott) - 5 years ago
1

Duco2

Python
no description available
Submitted by anonymous - 5 years ago
1

身份证号(2代,18位数字),最后一位是校验位,可能为数字或字符X

ECMAScript (JavaScript)
身份证号(2代,18位数字),最后一位是校验位,可能为数字或字符X
Submitted by anonymous - 5 years ago
1

身份证号, 支持1/2代(15位/18位数字)

ECMAScript (JavaScript)
身份证号, 支持1/2代(15位/18位数字)
Submitted by anonymous - 5 years ago
1

discworld mud player titles

PCRE (PHP <7.3)
Comprehensively matches every possible pre-name player title in discworldmud. http://discworld.starturtle.net/lpc/ https://dwwiki.mooo.com/wiki/Title
Submitted by Zimbus - 5 years ago
1

Date Match

PCRE (PHP <7.3)
Date Match
Submitted by anonymous - 5 years ago
1

Matching Same Text Again & Again

PCRE (PHP <7.3)
Matching Same Text Again & Again
Submitted by anonymous - 5 years ago
1

Retailer Regex

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
1

html tag

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
1

JSON Validation (RFC-8259)

PCRE (PHP <7.3)
PCRE Regular expression that validates JSON according to grammar specified at RFC-8259 (https://tools.ietf.org/html/rfc8259)
Submitted by anonymous - 5 years ago
1

Match HTML Tags

PCRE (PHP <7.3)
Based on an expression from haacked.com
Submitted by anonymous - 5 years ago
1

OpenWeather Regex for Rainmeter Weather.ini

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 5 years ago
1

Using a Non-Capturing Group (regex + python)

Python
Using a Non-capturing Group: regex + python This question was asked on stackoverflow and it appeared that the best way to match the expression will be to use a non-capturing group. [#so-question]: https://stackoverflow.com/questions/61882072/python-regex-findall-function-only-returning-matchings-o...
Submitted by anonymous - 4 years ago
1

Modem Logging pattern

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 4 years ago
1

Simple JSON Regex Groups for Parsing JSON

PCRE (PHP <7.3)
I figured this would be the simplest way to Parse JSON. We have some known information about the properties to help determine the type at runtime. Properties - Immediately followed by : characters Values - Have a bracket } ] or a , directly after it in the regex return. Strings - They are surrounded...
Submitted by Dajeki - 4 years ago
1

Any decimal numbers (floats, integers, with "." and "," with e)

Python
Matches: integers [+-]?\d+(Ee?\d+)? like +45 or 96E-3 or -12e+24 floats starting from "." or "," like -.45e-3 floats starting from \d like 3.14 or -0.67E12
Submitted by anonymous - 4 years ago
1

Simple, universal and short regex to find quoted strings. Invalid quotes inside string ignored. flag s (single-line) allows to find multiline strings

Python
'string in simple quotes' "in double-quotes" in back-quotes "Works good with symbols ' or " or ` inside the string" "All another type quotes "' inside string are ignored" use something like \ or \" or \' " Matches only identical quotes on string start and end ' // regex can`t find this...
Submitted by V. Martian - 4 years ago
1

Traefik stripprefixregex for web apps

Golang
Notes: Do not forget to escape the $ by an additional $. Escaping ? like \? does not work. But you could use [?] instead End result should be like this: "traefik.http.middlewares.r6tt-dev-web.stripprefixregex.regex=^/[a-z0-9/]+[a-z0-9]+([?]+.*)?$$"...
Submitted by anonymous - 4 years ago
1

Last Occurrence of comma(,) in a string

ECMAScript (JavaScript)
Used this to dynamically create placeholder text when a user changed the coordinates format from default to custom. ex ['DD', 'DDM', 'DMS'] to remove the comma from the string. The format comes from an array of strings so I had to do a join(', ').replace(/\,(?=*$)/g, ' or') to get DD, DDM or DMS
Submitted by anonymous - 4 years ago
1...748749750751752...900

Community Library Entry

1

Regular Expression
Python

r"
(([-+])?[.,]\b(\d+)(?:[Ee]([+-])?(\d+)?)?\b)|(?:([+-])?\b(\d+)(?:[.,]?(\d+))?(?:[Ee]([+-])?(\d+)?)?\b)
"
gm
Open regex in editor

Description

Matches:

  • integers [+-]?\d+([Ee][+-]?\d+)? like +45 or 96E-3 or -12e+24
  • floats starting from "." or "," like -.45e-3
  • floats starting from \d like 3.14 or -0.67E12
Submitted by anonymous - 4 years ago