Regular Expressions 101

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Community Patterns

0

unicode email sanitising

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

Unicode url sanitising

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

Unicode email sanitising

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

Latitude/longitude tester

PCRE (PHP <7.3)
Tests the string if it does contain valid latitude and longitude parameters
Submitted by Doro - 11 years ago
-2

IP 3 words and a number

PCRE (PHP <7.3)
Matches an Ip and any 3 words and a number after separated by any number of spacing characters.
Submitted by Attalward - 11 years ago
-2

test

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

ssi tag into html contents with file and virtual directives

ECMAScript (JavaScript)
no description available
Submitted by Prashant Gaur - 11 years ago
3

po box

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 11 years ago
0

Any Character Between 6-64 Long

PCRE (PHP <7.3)
Allowing for complex passwords
Submitted by anonymous - 11 years ago
4

outer Parentheses

PCRE (PHP <7.3)
Finds the outermost pair of parentheses. Compatible with any amount of nesting
Submitted by Jonas Gerneth - 11 years ago
1

Facebook Video ID from link

PCRE (PHP <7.3)
Matches the video id in FB links
Submitted by Eirenaios - 11 years ago
-2

Regular expression for both IPv6 and IPv4 URL

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

IPv4&IPv6 URL validation regular expression

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

Failing regex which works in Perl

PCRE (PHP <7.3)
Goal is match example lines which are not comments.
Submitted by anonymous - 11 years ago
2

Palabras en mayúscula que no están después de un punto

Python
no description available
Submitted by anonymous - 11 years ago
1

12345

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 11 years ago
-2

Why doesn't it stop at the period?

PCRE (PHP <7.3)
try to match just the name from this: Copyright © 2005 Candy Arrington. Used by permission. All rights reserved.
Submitted by anonymous - 11 years ago
0

SFTP with username and optional port & password

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

Regex: Parse LinkHeader ('Link' header)

PCRE (PHP <7.3)
A regular expression to parse a HTML 'Link' header.
Submitted by James Furey - 11 years ago
-2

Select ID from regex101 URL

ECMAScript (JavaScript)
no description available
Submitted by Vinay - 11 years ago
1...890891892893894...901

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
(?:(?<!\\)|(?<=\\\\))(\")
/
g
Open regex in editor

Description

I'm having issues escaping quotes inside json content. I can get the " to be put in if " is seen, the issue is I don't want that to be done if " is in the content (as that is already escaped)

Submitted by Patrick - 11 years ago