Regular Expressions 101

Order By

Filter by Flavor

Sponsors

There are currently no sponsors. Become a sponsor today!

Community Patterns

Search among 18,020 community submitted regex patterns...

1

Extract tag name and its content

Submitted by Cricar - a year ago

1

Match each tag

Match each tag in a lrc file

Submitted by Cricar - a year ago

1

Group tags and lyrics

Group tags and lyrics in one lrc file, multiple lines

Submitted by Cricar - a year ago

1

Repeat character with custom symbol

PCRE2 (PHP >=7.3)

Submitted by UVT - a year ago

1

ipv4 and ipv6 with mask in CIDR

PCRE2 (PHP >=7.3)

Match and validate both ipv4, ipv6 and CIDR notation mask!

Submitted by Stefanos Mitropoulos - a year ago

1

testregexaa

PCRE2 (PHP >=7.3)

Submitted by aaa - a year ago

1

nomor telp lokal wakanda

ECMAScript (JavaScript)

indonesian telephone number

Submitted by aku dewe - a year ago

1

12px

PCRE2 (PHP >=7.3)

Submitted by anonymous - a year ago

1

Get number user format

PCRE2 (PHP >=7.3)

Get number user format

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

1

INI Parser

PCRE2 (PHP >=7.3)

comments section key = value key = ltrim

Submitted by foul11, raxdiam - a year ago

3

Placeholder resolving

.Net regular expression for resolving placeholders in the format of ${rewriter(multilevel:key)?fallback} (+ variations)

Submitted by anonymous - a year ago

1

Validate and split street and house number (leading house number)

ECMAScript (JavaScript)

Validate and split street address (street and house number) with leading house number

Submitted by anonymous - a year ago

1

Validate and split street and house number (trailing house number)

ECMAScript (JavaScript)

Validate and split street address (street and house number) with trailing house number

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

1

Validate email address (unicode)

ECMAScript (JavaScript)

Validate unicode email addresses

Submitted by anonymous - a year ago (Last modified 4 months ago)

1

CFF-definitions.reference.PMCID (1.3.0)

PCRE2 (PHP >=7.3)

Pattern for validating a definitions.reference.pmcid value in the Citation File Format (CFF), v1.3.0

Submitted by stephan druskat, jurriaan h. spaaks - a year ago

1

EU VAT numbers

PCRE2 (PHP >=7.3)

Based on this expression and updated Oct 2023 using wikipedia

Submitted by Henk-Jan @ Cargoplot - a year ago

1

FORMAT DATE WITH NO SEPARATOR

PCRE2 (PHP >=7.3)

For the day: d Displays the day as a number without a leading zero (1-31). dd Displays the day as a number with a leading zero (01-31). ddd Displays the day as an abbreviation (Sun-Sat) dddd Displays the day as a full name (Sunday-Saturday) ...

Submitted by EYA GHACHEM - a year ago

1

DATE FORMAT REGEX ALL COMBINAISIONS

PCRE2 (PHP >=7.3)

For the day: d Displays the day as a number without a leading zero (1-31). dd Displays the day as a number with a leading zero (01-31). ddd Displays the day as an abbreviation (Sun-Sat) dddd Displays the day as a full name (Sunday-Saturday) ...

Submitted by EYA GHACHEM - a year ago

1

Get submodule paths from `git submodule status` output

PCRE2 (PHP >=7.3)

Useful for automation of making submodule paths as trusted folders for git.

Submitted by Vadim Reutskii - a year ago

1

Match the distinct letters used in a string

PCRE2 (PHP >=7.3)

This finds a letter and omits all other instances of that letter, leaving you only the distinct letters used in the string.

Submitted by Ember B - a year ago

1...36 37 38 39 40...901

Community Library Entry

1

Regular Expression
PCRE2 (PHP >=7.3)

/

(?<![\=\"])<\?(php|\s+|\=)(.+?)\?>

/

isg

Open regex in editor

Description

match php tag

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