Regular Expressions 101

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Community Patterns

1

Ip address

ECMAScript (JavaScript)
xxx.xxx.xxx.xxx and xxx.xxx.xxx.xxx/xxx
Submitted by nehatiwari - 9 years ago
1

log

PCRE (PHP <7.3)
no description available
Submitted by lattis - 9 years ago
1

.Net app.config appSettings key value matcher

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

CISCO IP Phone EAP-MD5 Username matching

PCRE (PHP <7.3)
no description available
Submitted by R. de Jong - 9 years ago
1

BDDF

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

crappy method call search (2+ args)

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

Find PHP close tag at end of file

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

marcel hostnames

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

TitleCase__elementWithCase--modifierMatcher

ECMAScript (JavaScript)
Match BEM type regex.
Submitted by anonymous - 9 years ago
1

shortcode iframe regex

PCRE (PHP <7.3)
shortcode iframe regex
Submitted by James Peng - 9 years ago
1

hacked-url-parser

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

test url parse #6

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

More than 2 empty lines

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

Query String

ECMAScript (JavaScript)
Cross-engine query string parsing including when stored in anchor tags. Not really tested, but basic functionality is there.
Submitted by abernix - 9 years ago
1

Versione Abbreviata

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

GA WDi 14

ECMAScript (JavaScript)
Regular expression for General Assembly WDi 14
Submitted by Fabio Camatti - 9 years ago
1

perl

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

mewmew

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

sudo-command

PCRE (PHP <7.3)
unix sudo command search
Submitted by anonymous - 9 years ago (Last modified a year ago)
1

RPN calculator grammar

PCRE (PHP <7.3)
For a custom, nested stack, RPN calculator
Submitted by Alex Pilon - 9 years ago
1...169170171172173...902

Community Library Entry

0

Regular Expression
.NET 7.0 (C#)

@"
(?<!^)(?=[A-Z][a-z])|(?<=[a-z])(?=[A-Z])
"
g
Open regex in editor

Description

Splits camel-case string and preserves acronyms

Submitted by Tyler S. - a year ago