Regular Expressions 101

Order By

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

Community Patterns

1

Parse JSON key value

PCRE (PHP <7.3)
no description available
Submitted by Kostas Trichas - 10 years ago
1

hostname

PCRE (PHP <7.3)
RFC 1123 compatible RegEx for a hostname (not a domain name), inspired by chapter 7.15 from Regular Expressions Cookbook.
Submitted by anonymous - 10 years ago
1

HTML Anchor <a> Tag Grabber(overcome newlines)

ECMAScript (JavaScript)
no description available
Submitted by Namikaze Ray a.k.a Pendecosen - 10 years ago
1

Any telephone number with at least 6 digits

PCRE (PHP <7.3)
Telephone number can come with extra characters to denote country, region, etc
Submitted by https://co.linkedin.com/in/andresfelipecardona - 10 years ago
1

URL domain test

ECMAScript (JavaScript)
tests to find if ("google.com") is the domain part of the URL
Submitted by anonymous - 10 years ago
1

Mac-address filtering

PCRE (PHP <7.3)
Trying to capture a mac-address structure
Submitted by R. van den Hoek - 10 years ago
1

First 3 words in sentence

PCRE (PHP <7.3)
no description available
Submitted by hjgabrielsen - 10 years ago
1

email regex

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
0

Matches when the string does not contain an exact word

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
0

french phone number (locale format)

PCRE (PHP <7.3)
little matcher for french phone number in locale format (example: 0231348228)
Submitted by Nolwennig - 10 years ago
0

Fully Qualified Domain Name FQDN

PCRE (PHP <7.3)
Fully qualified domain name validation
Submitted by ximbs - 9 years ago
1

Table Purgatory

PCRE (PHP <7.3)
A regex to find all nowrap text occurrences and name all the groups involved in preparation for a replacement pass
Submitted by Joe Hacobian - 12 years ago
1

Get inside single/double quotes

PCRE (PHP <7.3)
Get everything inside single/double quotes and ignoring escaped ones
Submitted by Jerry - 11 years ago
1

email

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
1

regular expression to replace except text from html tags

ECMAScript (JavaScript)
expression to look for words in innerText & not in html tags as id or class or style name
Submitted by umarfarukh - 11 years ago
1

Comments in XML document

PCRE (PHP <7.3)
Match comments in a XML document.
Submitted by Jared Rummler - 11 years ago
1

a^n b^n

PCRE (PHP <7.3)
no description available
Submitted by Oleksandr Sochka - 11 years ago
1

gh

ECMAScript (JavaScript)
no description available
Submitted by ghb - 11 years ago
1

Match emails, as per RFC 5322

PCRE (PHP <7.3)
Match any email, according to the grammer in RFC 5322, found at http://tools.ietf.org/html/rfc5322
Submitted by Nikita Popov - 11 years ago
1

Grab {\w+?} together

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1...4647484950...902

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
(?<=TELEPHONE:)[0-9]+
/
Open regex in editor

Description

no description available

Submitted by cool guy - 11 years ago