Regular Expressions 101

Order By

Sponsors
There are currently no sponsors. Become a sponsor today!

Community Patterns

0

Find and replace strings with hypens

PCRE (PHP <7.3)
Find and replace string which contains hypens "-"
Submitted by yuks - 9 years ago
0

IBAN

ECMAScript (JavaScript)
Italian IBAN
Submitted by Italo - 9 years ago
0

SSN

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
0

Isolates Formatted money String inside HTML tags

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
0

Arabic diacritics matching تحديد التشكيل العربي

ECMAScript (JavaScript)
It will match all Arabic diacritics in Arabic text, its useful to remove diacritics and to replace it with some css.
Submitted by Emad Ghaly - 9 years ago
0

last name|firstname|463

PCRE (PHP <7.3)
no description available
Submitted by Chris - 9 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
-3

Matches percentage with any number of digits

Python
Only captures value for converting percentage to decimal. Returns empty if percentage but no value. no match = no percentage found
Submitted by sharkey - 9 years ago
-3

FQDN Fully Qualified Domain Name

PCRE (PHP <7.3)
no description available
Submitted by Rafael Justo and Mauro Trajber - 9 years ago
-2

email

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

Match v4 IP address

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

Sample

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
-2

Detect HTML Linebreak Tags

ECMAScript (JavaScript)
Detect various possible HTML linebreak tags (eg. )
Submitted by @benhodgson - 9 years ago
-2

Between two strings

Python
Awesome explanation of nested lookbacks
Submitted by OnlineCop - 9 years ago
-1

regex on paintkits

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

text beetween text

Python
no description available
Submitted by karol - 10 years ago
-3

RegEX for account code starting with 000-

PCRE (PHP <7.3)
no description available
Submitted by Joe H - 9 years ago
0

Match quotes around words (including whitespace)

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

quoted string possibly containing escaped delimiter

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

help me please

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
1...323324325326327...900

Community Library Entry

0

Regular Expression
PCRE (PHP <7.3)

/
(?=>([$0-9,\.]*))
/
i
Open regex in editor

Description

no description available

Submitted by anonymous - 9 years ago