Regular Expressions 101

Order By

Sponsors
There are currently no sponsors. Become a sponsor today!

Community Patterns

-2

failed attempt

PCRE (PHP <7.3)
no description available
Submitted by DynV - 11 years ago
-2

A masz!

PCRE (PHP <7.3)
no description available
Submitted by Ja - 11 years ago
-2

[A-Z]+[a-z]{1,2}[0-9]*

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
-2

Match v4 IP address

PCRE (PHP <7.3)
no description available
Submitted by Budiony Damyanov - 10 years ago
-2

Why doesn't it stop at the period?

PCRE (PHP <7.3)
try to match just the name from this: Copyright © 2005 Candy Arrington. Used by permission. All rights reserved.
Submitted by anonymous - 10 years ago
-2

Regular expression for both IPv6 and IPv4 URL

PCRE (PHP <7.3)
no description available
Submitted by Henry Li - 10 years ago
-2

test

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
-2

IP 3 words and a number

PCRE (PHP <7.3)
Matches an Ip and any 3 words and a number after separated by any number of spacing characters.
Submitted by Attalward - 10 years ago
-2

Unicode email sanitising

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
-2

French phone number

PCRE (PHP <7.3)
no description available
Submitted by Benoit Anastay - 10 years ago
-2

1_aa3

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
-2

Sample

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
-2

Find multiple XML documents in file

PCRE (PHP <7.3)
as title says
Submitted by Doro - 10 years ago
-2

indonesian p0rn word filter

PCRE (PHP <7.3)
find and replace bad and p0rn indonesian words
Submitted by teknokoplak - 10 years ago
-2

Date YYYYMMDD

PCRE (PHP <7.3)
Date in format YYYYMMDD Year between [1900-2099] No leap year check but month 02 is limited to 29 days.
Submitted by Ahmed Z - 10 years ago
-2

Remove /* comments */ from CSS

PCRE (PHP <7.3)
no description available
Submitted by JerseyMilker - 10 years ago
-2

Version in Cordova config.xml

PCRE (PHP <7.3)
no description available
Submitted by procek - 10 years ago
-2

RegEx within tags

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
-2

Password filter

PCRE (PHP <7.3)
a regular expression validate the passowrd. The criteria is that the password should contain atleast one upper case and one lower case letter.
Submitted by HMK - 10 years ago
-2

Maintain portion in the middle

PCRE (PHP <7.3)
no description available
Submitted by HMK - 10 years ago
12345...594

Krist name

1

Regular Expression
PCRE2 (PHP >=7.3)

/
^(?:([a-z0-9-_]{1,32})@)?([a-z0-9]{1,64})\.kst$
/
gmi
Open regex in editor

Description

Krist name regex, also supporting metanames. Source

Submitted by anonymous - 4 months ago