Regular Expressions 101

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Community Patterns

0

Parse group and subgroup names with parameters

PCRE (PHP <7.3)
no description available
Submitted by zeloras - 6 years ago
0

ip_address

PCRE (PHP <7.3)
find an ip address in a string
Submitted by anonymous - 6 years ago
0

CSS nth child expressions

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 6 years ago
0

Match CNSTANT_CASE with underscores

ECMAScript (JavaScript)
Matches only ABC_DEF, not: ABC__DEF _ABC_DEF __ABC_DEF ABC_DEF_ ABC_DEF__...
Submitted by David Enke <david.enke@zalari.de> - 6 years ago
0

Include Anything but (string)

ECMAScript (JavaScript)
This RegEx uses a lookahead to say that anything BUT (string) will be valid
Submitted by anonymous - 6 years ago
0

flunetd

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 6 years ago
0

removes leading zeros in a string separated by space

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 6 years ago
0

PR364777

PCRE (PHP <7.3)
generic regex for all.
Submitted by anonymous - 6 years ago
0

regex_1

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 6 years ago
0

HK Mobile Regex

PCRE (PHP <7.3)
For number with 8 digits: Only allow number start with 4-9. http://www.cirrhosismedication.com http://happinesspig.com http://premiumpig.com http://pmsecret.com...
Submitted by anonymous - 6 years ago
0

SpecialsChars ending

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 6 years ago
0

Uptime command splitting to monitor average load

ECMAScript (JavaScript)
This is default regular expression used at Trafikito.com to split the output of a command into columns. Trafikito monitors Linux CPU, RAM and disk space or the output of any command. Then sends emails or makes API calls in the event that something goes wrong. Monitor your Linux machine for free a...
Submitted by Trafikito.com - 6 years ago
0

parsing ini files

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 6 years ago
0

nondigits - digits

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 6 years ago
0

CIRRIS Occurrence Number

ECMAScript (JavaScript)
CIRRIS Occurrence Number Validator RegEx
Submitted by Anthony - 6 years ago
0

Extract all emails from a document.

ECMAScript (JavaScript)
The following regex will extract email addresses from a document. Sample: This is the email: m23oeo_doc@gmail.com and this is john.doe@outlook.com also can use "," master1@yahoo.com, master2@yahoo.es etc. micro.so@aol.com.
Submitted by anonymous - 6 years ago
0

Multi group regex

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 6 years ago
0

Commit Message - Header Pattern (Optimized)

PCRE (PHP <7.3)
git-stuff commit message header pattern.
Submitted by jeffryangtoni24 - 6 years ago
0

Basic Email Validation

PCRE (PHP <7.3)
Basic email validation supporting IDN emails (töm@outlook.com), quoted characters (t\ om@outlook.com). Does not validate emails using quoted characters that are not escaped, so this exception should be handled by your mail service.
Submitted by TJ Walker - 6 years ago
0

Commit Message - Description Pattern

Python
git-stuff commit template pattern
Submitted by jeffryangtoni24 - 6 years ago
1...163164165166167...901

Community Library Entry

0

Regular Expression
Python

r"
^((^|(?<!^)\\.)(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){4}(/(3[0-2]|2[0-9]|1[0-9]|[1-9]))$
"
Open regex in editor

Description

Grabs an IPv4 address, and if it has a CIDR slash notation, then grab that too.

Submitted by dboyd42 - 3 years ago (Last modified a year ago)