Regular Expressions 101

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Community Patterns

1

Function with n parameters in C-like syntax.

PCRE (PHP <7.3)
no description available
Submitted by elkamarado@gmail.com - 9 years ago
1

Wikipedia anchor

ECMAScript (JavaScript)
Match Wikipedia anchor dot-instead-of-percent encoding string.replace(/((?:\.[a-f0-9]{2}){2})/ig, function(match) { return decodeURIComponent(match.replace(/\./g, '%')) });
Submitted by anonymous - 9 years ago
1

Google Plus user profile url pattern

PCRE (PHP <7.3)
Pattern that check your string to match Google Plus user profile URL.
Submitted by JSC Quatrodev - 9 years ago
1

one decimal validation

ECMAScript (JavaScript)
this regular expression allow numbers with one number from 1 to 5 and only one decimal value Onlys accept numeric values from 1.0 to 5
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 - 10 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

Twitter Hashtags

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

Matching an Email

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

IPv4 extraction

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

quoted string in VB.net format

Python
Get all strings in vb.net format (even nested quotes"
Submitted by Alan Moore (http://stackoverflow.com/questions/2148587/finding-quoted-strings-with-escaped-quotes-in-c-sharp-using-a-regular-expression) modified by j - 10 years ago
1

MAtch all lines starting with # to remove em

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

HTML color search

PCRE (PHP <7.3)
Searches for hex colors in HTML code.
Submitted by Barlean - 10 years ago
1

regular expression to avoid white spaces

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

json

PCRE (PHP <7.3)
no description available
Submitted by suat & umut - 10 years ago
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 - 9 years ago
1

URL domain test

ECMAScript (JavaScript)
tests to find if ("google.com") is the domain part of the URL
Submitted by anonymous - 9 years ago
1...851852853854855...900

Community Library Entry

0

Regular Expression
PCRE (PHP <7.3)

/
(?=^.{1,253}$)(^((?!-)[a-zA-Z0-9-]{1,63}(?<!-)\.)+[a-zA-Z]{2,63}$)
/
Open regex in editor

Description

Fully qualified domain name validation

Submitted by ximbs - 9 years ago