Regular Expressions 101

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Community Patterns

Search among 9,420 community submitted regex patterns...

26

match valid JSON

PCRE (PHP <7.3)

Matches any valid JSON object, matches recursively. Passes all JSON test cases I found.

Submitted by Mateon1 - 9 years ago

28

CSV line parsing

PCRE (PHP <7.3)

Captures all fields from a CSV file's line. Can be customized with user-defined field separator and protecting character.

Submitted by Various - 9 years ago

29

Wrap long string to spec length

PCRE (PHP <7.3)

no description available

Submitted by fullpipe - 10 years ago

31

ninite

PCRE (PHP <7.3)

no description available

Submitted by peek - 8 years ago

35

http://

PCRE (PHP <7.3)

no description available

Submitted by Mitus M. - 10 years ago

40

URL regexp

PCRE (PHP <7.3)

A quite neat regular expression for URLs, e-mails..., I found on Matthew O'Riordan's blog.

Submitted by Matthew O'Riordan - 11 years ago

51

Disorted Email Addresses

PCRE (PHP <7.3)

Matches distorted email addresses and converts them back to real ones.

Submitted by dislick - 11 years ago

236

Matching email addresses per RFC5322

PCRE (PHP <7.3)

The BNF rules from RFC 5322 transformed to PCRE by Nikita Popov and described in the post http://nikic.github.io/2012/06/15/The-true-power-of-regular-expressions.html.

Submitted by Michael Musson - 10 years ago

483

regex101.com id grabber

PCRE (PHP <7.3)

grabs the ID for the regex101.com permalink to code

Submitted by chris mccoy - 10 years ago (Last modified 4 months ago)

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