Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Donate
Info
Regex Editor
Community Patterns
Account
Regex Quiz
Settings
Order By
Most Recent
Most upvotes
Most downvotes
Highest Score
Lowest Score
Filter by Flavor
PCRE2 (PHP >=7.3)
PCRE (PHP <7.3)
ECMAScript (JavaScript)
Python
Golang
Java 8
.NET 7.0 (C#)
Rust
Sponsors
There are currently no sponsors.
Become a sponsor today!
Community Patterns
Search among 18,040 community submitted regex patterns...
0
int or Float 3 decimal values
ECMAScript (JavaScript)
Accepts only integer or Flating values upto 3 decimals. To accept n decimals change (1,n)
Submitted by
Shanky
-
9 years ago
0
Turkey mobile phone number 0(5__) ___-____
PCRE (PHP <7.3)
Turkey mobile phone number Regex format 0(5__) -_
Submitted by
msbeden
-
9 years ago
0
Unicode alphanumeric (any language) with whitespaces
ECMAScript (JavaScript)
Match any alphanumeric string in any language. White spaces are allowed. (Usefull for ECMAScript 5)
Submitted by
Angelos Gkountis
-
9 years ago
0
Reg Exp to Remove all special Characters
PCRE (PHP <7.3)
This regular expression removes all special characters including whitespaces which are allowed in windows path name, file name and folder name.
Submitted by
Anirudh
-
9 years ago
0
File path seperator
PCRE (PHP <7.3)
Seperate any file from it's path and trim extention, creating two groups
Submitted by
Edward Aryee
-
9 years ago
0
Integers
ECMAScript (JavaScript)
Positive or negative. 0 is allowed but may not be a leading digit.
Submitted by
anonymous
-
9 years ago
0
Substring Matching Word, Hyphen, Underscores and Digits
PCRE (PHP <7.3)
Matches customer portion of call detail records found in the fields dcontext, lastdata, and usefield of an Asterisk CDR table. Additional processing required to get fully clean values.
Submitted by
lindstrom
-
9 years ago
-2
non-negative integer
ECMAScript (JavaScript)
repeat ... refactor
Submitted by
jay johnson
-
11 years ago
-2
French phone number
PCRE (PHP <7.3)
no description available
Submitted by
Benoit Anastay
-
11 years ago
-2
Regex to select text withing square brackets.
ECMAScript (JavaScript)
no description available
Submitted by
Dhrubajyoti Gogoi
-
11 years ago
-2
Matching HTML attributes
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
10 years ago
-2
Password filter
PCRE (PHP <7.3)
a regular expression validate the passowrd. The criteria is that the password should contain atleast one upper case and one lower case letter.
Submitted by
HMK
-
10 years ago
-2
Basic grammar for regex matching of simplistic Makefiles
Python
This expression should both normal and wildcard targets and rules wrapped in simple sub-shell or varriable substitution enclosures.
Submitted by
Robert Butler <me@r-butler.net>
-
10 years ago
-2
Regex for 1 to 100 with or without decimal values
ECMAScript (JavaScript)
no description available
Submitted by
Ved
-
10 years ago
-2
Find a IPV4
ECMAScript (JavaScript)
no description available
Submitted by
Jon Dotsoy
-
10 years ago
-2
String with 1 lowercase 1 uppercase & 1 digit
ECMAScript (JavaScript)
Regular expression for a validating a string with following rules: at least one lowercase letter at least one upper case letter at least one digit length between 6 and 14...
Submitted by
Rasmita Dash
-
10 years ago
-2
Date format regex for ddMMMyyyy
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
9 years ago
-2
search all special characters
ECMAScript (JavaScript)
no description available
Submitted by
rlynjb
-
9 years ago
-2
Email Validation
Python
Full email validation with optional "." "-" "_"
Submitted by
Jakub Stasiak
-
9 years ago
-3
Date and Time
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
11 years ago
1
...
329
330
331
332
333
...
902
Community Library Entry
-1
Regular Expression
Python
r"
\b
(?:
[
0
-
9
]
{1,3}
\.
){3}
[
0
-
9
]
{1,3}
\b
"
g
Open regex in editor
Description
Looks for string formated like an IP address.
Submitted by
anonymous
-
9 years ago