Regular Expressions 101

Order By

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

Community Patterns

0

check if input is all space

PCRE2 (PHP >=7.3)
title
Submitted by Anon - 3 years ago
0

Parse filters

PCRE2 (PHP >=7.3)
query string filters
Submitted by maxime vincent - 3 years ago
0

American to Dutch date - QUESTION

PCRE2 (PHP >=7.3)
REGEX course work
Submitted by JFD - 3 years ago
0

Test

PCRE2 (PHP >=7.3)
Test
Submitted by anonymous - 3 years ago
0

^(?=.*\d)(?=.*[a-z])(?=.*[A-Z])[0-9a-zA-Z]{8,}$

PCRE2 (PHP >=7.3)
password validation
Submitted by anonymous - 3 years ago
0

text PUNCT text TO text HYPHEN text

PCRE2 (PHP >=7.3)
text PUNCT text TO text HYPHEN text
Submitted by anonymous - 3 years ago
0

digits repeat 4 times

PCRE2 (PHP >=7.3)
digits repeat
Submitted by anonymous - 3 years ago
0

Positive Lookbehind example

PCRE2 (PHP >=7.3)
Find all numbers: \d{1,3}(,\d{3})*(\.\d{2})? Find numbers at beginning on the line ...
Submitted by anonymous - 3 years ago
0

Timer

PCRE2 (PHP >=7.3)
Timer
Submitted by anonymous - 3 years ago
0

Resistance Recursive v2

PCRE2 (PHP >=7.3)
A try to use recursive
Submitted by daviih - 3 years ago
0

8 Characters

PCRE2 (PHP >=7.3)
Must Contain 8 Characters
Submitted by anonymous - 3 years ago
0

Match float in string

PCRE2 (PHP >=7.3)
165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
Submitted by anonymous - 3 years ago
0

TrakYu

PCRE2 (PHP >=7.3)
Regex para los protocolos de los dispositivos TracYu
Submitted by Daniel Meza - 3 years ago (Last modified 3 years ago)
0

ппк

PCRE2 (PHP >=7.3)
ППК
Submitted by anonymous - 3 years ago
0

Library of Congress Call Numbers

PCRE2 (PHP >=7.3)
Matches Library of Congress Call Number
Submitted by Andy F - 3 years ago
0

allow alnum dash and dot

PCRE2 (PHP >=7.3)
alphanumeric, dash, dot
Submitted by anonymous - 3 years ago
0

DS validation - overspecced

PCRE2 (PHP >=7.3)
This was, I think built to detect a comma separated decimal. But ended up with a capture group on the decimal part. Don't ask me why.
Submitted by Russ Ferriday - after DS - 3 years ago
0

IVR TPlayNextItem::InitMixFormat test

PCRE2 (PHP >=7.3)
UnitTest for Mix play format
Submitted by anonymous - 3 years ago
0

Not backtrack

PCRE2 (PHP >=7.3)
A example for study backtrack.
Submitted by anonymous - 3 years ago
0

match any unicode charater including whitespace

PCRE2 (PHP >=7.3)
Just a test
Submitted by anonymous - 3 years ago
1...96979899100...133

Extract time from text

1

Regular Expression
Python

r"
\b([01]?[0-9]|2[0-3]):([0-5][0-9])(?::([0-9][0-9]))?\b
"
gm
Open regex in editor

Description

Extract time from text

Submitted by anonymous - 3 years ago (Last modified 3 years ago)