Regular Expressions 101

Order By

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

Community Patterns

2

Twitter user profile url pattern

PCRE (PHP <7.3)
Pattern that check your string to match Twitter user profile URL.
Submitted by JSC Quatrodev - 9 years ago
1

Google Plus user profile url pattern

PCRE (PHP <7.3)
Pattern that check your string to match Google Plus user profile URL.
Submitted by JSC Quatrodev - 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
3

Validate Base64 with new lines (e.g. GPG base64 messages)

PCRE (PHP <7.3)
This regular expression validates if given string is formatted in Base64, additional it accepts new lines, since payload can have new lines in it.
Submitted by wpodgorski - 9 years ago
3

Select all number greater than 36

PCRE (PHP <7.3)
no description available
Submitted by Mansoor - 9 years ago
2

YouTube Iframe parser

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
3

Extract All Steam Keys

PCRE (PHP <7.3)
Extract all Steam Keys from a Given String
Submitted by Ashesh Kumar - 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 - 9 years ago
4

Jeff Test

PCRE (PHP <7.3)
Valid and Invalid emails
Submitted by anonymous - 9 years ago
4

JWT Validation

PCRE (PHP <7.3)
Validate a Json Web Token (JWT).
Submitted by Erik Maas - 9 years ago
4

kenteken validator

PCRE (PHP <7.3)
validator voor kenteken vb: 11-AA-BB
Submitted by Senne Root - 9 years ago
3

apache access log

PCRE (PHP <7.3)
parse the apache access log
Submitted by pagu - 9 years ago
4

Version Matcher

PCRE (PHP <7.3)
Matches version strings.
Submitted by anmols - 9 years ago
2

END on new line

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
3

Match a valid IPv4 or IPv6 address

PCRE (PHP <7.3)
This regular expression will match an IPv4 address as well as both compressed or uncompressed IPv6 address.
Submitted by Tom Groeneveld, SevOne.com - 9 years ago
4

DNS hostname well-formedness validation

PCRE (PHP <7.3)
Validates that a DNS hostname is well-formed only. You will still need to check that the overall length of the hostname, including the implied trailing "." (if not present), does not exceed 255 bytes.
Submitted by Jeff Walter - 8 years ago
2

Remove script tags from code

PCRE (PHP <7.3)
Regular expression to remove only the tags from the code. The regular expression only removes the tags, not the JS code inside the tag.
Submitted by IvenMS - 8 years ago
4

MasterCard validate 2017

PCRE (PHP <7.3)
Match a MasterCard with new range for 2017: 51-55 and 2221-2720 @incarnated
Submitted by John C - 8 years ago
3

french phone number + match right part

PCRE (PHP <7.3)
Matches french numbers (not special numbers like 115, 18). First matching group contains the right part without prefix (0, +33, 33, 033, or 0033).
Submitted by xdrm-brackets - 8 years ago
2

Select first letter of words

PCRE (PHP <7.3)
Selects first letter of space separted word with exceptions. This allows bypassing 's and such. Forcing separating charter can be set at [\s&\/] $1: separating part...
Submitted by anonymous - 8 years ago
1...1112131415...473

Additional

0

Regular Expression
PCRE (PHP <7.3)

/
^((?:[A-Za-z0-9+]+)(?:[._-]{1}[A-Za-z]+)*)([._-]{1}(?:[+-_\dA-Za-z.]*)*)*$
/
gm
Open regex in editor

Description

Splitting Additionalname in Basename and Specification

Submitted by JK - a year ago (Last modified a year ago)