Regular Expressions 101

Order By

Filter by Flavor

Sponsors

There are currently no sponsors. Become a sponsor today!

Community Patterns

Search among 18,040 community submitted regex patterns...

1

Regexp for IPv4 or IPv6 CIDR entry

PCRE2 (PHP >=7.3)

Helps to find IPv4 or IPv6 CIDR entry in any text.

Submitted by anonymous - a year ago

1

Alpha Numeric With Spaces & Limited Punctuation

ECMAScript (JavaScript)

This allows multiple continuous strings of only alpha numeric characters & limiting punctuation to: ?().,'+ /:@-

Submitted by anonymous - a year ago (Last modified a year ago)

1

Thai Home Telephone Validation

PCRE2 (PHP >=7.3)

refer to https://mobile.kapook.com/view7358.html

Submitted by Chadin Chaipornpisuth - a year ago

1

match "baseip/cidr"

PCRE2 (PHP >=7.3)

match "baseip/cidr"

Submitted by Erik - a year ago

1

Simple scientific notation

PCRE2 (PHP >=7.3)

allowed: 123 123.234 123.234E13 +123.234E-412 -.234E-12

Submitted by Romzikon - a year ago

1

Best email regex including + (plus) and everything else

PCRE2 (PHP >=7.3)

The best regular expression for emails, including the + (plus) sign for every possible valid email in 2023.

Submitted by Jérôme Brunel - a year ago

1

Lua Syntax

PCRE2 (PHP >=7.3)

finds and replaces square bracketed string literals with period and the field name

Submitted by Andrew Stevens - a year ago (Last modified a year ago)

1

DSN parser

PCRE2 (PHP >=7.3)

Regex for DSN parsing

Submitted by ZKelo - a year ago (Last modified a year ago)

1

email

PCRE2 (PHP >=7.3)

Submitted by anonymous - a year ago

1

Unity Version Major & Minor (e.g. 2023.3)

PCRE2 (PHP >=7.3)

Match Unity Version as "Major.Minor"."Patch"

Submitted by anonymous - a year ago

1

goff

ECMAScript (JavaScript)

[ [ { "content": "_}24I:9t58Tu?m@e", "isParticipating": true, "groupNum": 0,...

Submitted by anonymous - a year ago

1

[sample]

PCRE2 (PHP >=7.3)

sample regular expression

Submitted by anonymous - a year ago

1

Authors with year reference

PCRE2 (PHP >=7.3)

Try to find the author of a sentence following the next format: (Author, year) (Author, year; Author, year)

Submitted by Antonio García Maestre - a year ago

1

Gabon Phones

PCRE2 (PHP >=7.3)

Regex for Gabon phones (without +)

Submitted by anonymous - a year ago

1

Spain Phones

PCRE2 (PHP >=7.3)

Regex for Spain phones (without +)

Submitted by anonymous - a year ago

1

France Phones

PCRE2 (PHP >=7.3)

Regex for France phones (without +)

Submitted by anonymous - a year ago

1

Australian Phones

PCRE2 (PHP >=7.3)

Regex for Australian phones (without +)

Submitted by anonymous - a year ago (Last modified a year ago)

1

Portuguese Phones

PCRE2 (PHP >=7.3)

Regex for Portuguese phones (without +)

Submitted by anonymous - a year ago

1

Andorran Phones

PCRE2 (PHP >=7.3)

Regex for Andorran phones (without +)

Submitted by anonymous - a year ago

1

Italian Phones

PCRE2 (PHP >=7.3)

Regex for Italian phones (without +)

Submitted by anonymous - a year ago

1...284 285 286 287 288...902

Community Library Entry

0

Regular Expression
Python

r"

\b(?:if|for|while|else|else\s+?if|switch)\b

"

g

Open regex in editor

Description

no description available

Submitted by anonymous - 5 years ago