Regular Expressions 101

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Community Patterns

238

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 - 11 years ago
0

quoted string possibly containing escaped delimiter

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

bridal quality

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

email

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

Match quotes around words (including whitespace)

PCRE (PHP <7.3)
no description available
Submitted by Michael de Silva - 11 years ago
3

Get Nth value (3 times)

PCRE (PHP <7.3)
capture Nth character from string, 3 times
Submitted by K. - 11 years ago
2

hghdgh

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
6

Matching balanced parens, brackets, and braces

PCRE (PHP <7.3)
no description available
Submitted by Noah Luck Easterly - 11 years ago
4

YouTube Grabber Cleanup

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

takie

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

Simple replacing. Replaced first folder in path to file.

PCRE (PHP <7.3)
Used with Java regexp. F.e. you can use replaceAll("regexp", "filePath").
Submitted by E.ch. - 11 years ago
2

Hello world example

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

Get Currency SYMBOL/CODE

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

Finds <font> tag

PCRE (PHP <7.3)
Useful for cleaning old html code from tags
Submitted by anonymous - 11 years ago
-2

Finds HTML img tags

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

Verify and match e-mail address

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

Match the ID on individual Vimeo URLs

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

.

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
4

Get stuff inside <a> tags

PCRE (PHP <7.3)
Get stuff inside tags, which are between certain words
Submitted by Jerry - 11 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
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