Regular Expressions 101

Please wait while the app is loading...

Regular Expressions 101

@regex101DonateSponsorContactBug Reports & FeedbackWikiWhat's new?

Order By

Sponsors

Library entries

1
python

re

no description available
Submitted by anonymous - 8 years ago
6
pcre

Username:Password

Regex For finding username:password
Submitted by Ghost - 8 years ago
3
pcre

Roman numeral detector

Detects valid Roman numerals (up to 3999), and splits into 4 capture groups: thousands, hundreds, tens, and units.
Submitted by Terence Linnell - 8 years ago
1
pcre

freedns.afraid.org/dynamic/

if you use the service you may want to know a state of some responses
Submitted by KUbo_0 - 8 years ago
1
pcre

BinarSkugga's Language Variable Parser

Detect and cut lines containing variables.
Submitted by BinarSkugga - 8 years ago
3
pcre

@font-face stuff

bits and pieces of reusable replacements in CSS @font-face rules
Submitted by mroncetwice - 8 years ago
1
pcre

Test CCPR message

no description available
Submitted by anonymous - 8 years ago
0
javascript

SharePoint File Name Vaidation

The file name validation algorithm from MS KB905231, I assumed the prohibited suffixes included the file extension. I.e. 'foo.doc.files' would not match but 'foo.files.doc' would.
Submitted by David Nelson - 8 years ago
1
pcre

afadfad

no description available
Submitted by anonymous - 8 years ago
-2
python

finds the instance of two or more repeating letters

no description available
Submitted by cp0153 - 8 years ago
1
javascript

Date format

date should be in format YYYYMMDDHHMMSS
Submitted by Prashant Kumar Dubey - 8 years ago
1
pcre

Replace second grouping with first

Identifies two groups, each group using a regex, then replaces group 2 with group 1.
Submitted by Stuart Shannon - 8 years ago
1
pcre

Extract PORT from URL

Extract port from URL
Submitted by anonymous - 8 years ago
1
pcre

username

Letras, Ñ, acentos, números, guión y barra baja
Submitted by diegosanz - 8 years ago
1
python

fact refactor

no description available
Submitted by anonymous - 8 years ago
-2
python

twitter usernames

no description available
Submitted by anonymous - 8 years ago
0
pcre

Search for progressive download numbre

no description available
Submitted by Antonio Malatesta - 8 years ago
0
pcre

Grep the daily purchase price for 250 g gold from http://www.scheidean

Grep the daily purchase price for 250 g gold from http://www.scheideanstalt.de/aktuelle-ankaufskurse/ankaufskurse-barren/: gold=$(wget -q -O- http://www.scheideanstalt.de/aktuelle-ankaufskurse/ankaufskurse-barren/ | grep "250 g" | sed -r 's/^.250 g]>([0-9]+)\.([0-9]+[0-9]+[0-9]+)\,([0-9]+[0-9]+).*$...
Submitted by MH - 8 years ago
0
javascript

token

replace token like [foo:bar:ba zz]
Submitted by anonymous - 8 years ago
1
javascript

search text matching any word

search text matching any word
Submitted by Hiren Shah - 8 years ago
1...764765766767768769770...841

Indian Phone Numbers!

Vote

1

Regular Expression
pcre

/
^(\+)(?(1))\d{1,3}?[- ]?\d{10}$|^([^0])(?(1))\d{9}?$|^([0])(?(1))\d{10}?$
/
Open regex in editor

Description

Loading markdown...
Submitted by Prateek Jain - 8 years ago