Regular Expressions 101

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Community Patterns

2

password 1upper 1lower 1number 1specialcharater

ECMAScript (JavaScript)
fjk@1Qaa$
Submitted by Anuswadh - 9 years ago
2

END on new line

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
2

Removes script tags

ECMAScript (JavaScript)
no description available
Submitted by ghs - 9 years ago
2

Remove script tags from code

PCRE (PHP <7.3)
Regular expression to remove only the tags from the code. The regular expression only removes the tags, not the JS code inside the tag.
Submitted by IvenMS - 9 years ago
2

Parse gMail: Get name and email addresses

ECMAScript (JavaScript)
get names and email address seperated out from comma seperated string received from gMail api
Submitted by anonymous - 9 years ago
2

Select first letter of words

PCRE (PHP <7.3)
Selects first letter of space separted word with exceptions. This allows bypassing 's and such. Forcing separating charter can be set at [\s&\/] $1: separating part...
Submitted by anonymous - 9 years ago
1

PHP ReflectionParameter:__toString() parser

PCRE (PHP <7.3)
See http://www.php.net/manual/en/reflectionparameter.tostring.php
Submitted by Erin Millard - 12 years ago
1

Replace second (or further) html statement in a whole code

ECMAScript (JavaScript)
This regex replace the second tag content which has the prefix ":". If you want to replace the third, just increase the statement {1} to {2}, and so go on.
Submitted by Caio Oliveira - 11 years ago
1

Select inside <a> tag

ECMAScript (JavaScript)
no description available
Submitted by Vinay - 11 years ago
1

Parse a HTML URL

Python
Break a URL into parts: protocol url path get parameters hash
Submitted by Dale O'Brien - 11 years ago
1

Matching Multiline Strings in Large Text File

PCRE (PHP <7.3)
Need Help, Matching Multiline Strings in Large Text File
Submitted by jholderman - 10 years ago
1

4-digit numeric w/o leading zero and no repeat digits

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

french phone number (intl format)

PCRE (PHP <7.3)
little matcher for french phone number in international format (example: +33231348228)
Submitted by Nolwennig - 10 years ago
1

IP v4 format validation

PCRE (PHP <7.3)
Valid 0.0.0.0 1.1.1.1 101.101.101.101 255.255.255.255 156.0.1.10...
Submitted by NexRezzo - 10 years ago
1

Indian Phone Numbers!

PCRE (PHP <7.3)
This is not supported in Javascript! Works well for php, python. Examples: +91-8800119719, 08800119719, 8800119719, +918800119719 etc.
Submitted by Prateek Jain - 10 years ago
1

dd/mm/yyyy validation regexp

Python
no description available
Submitted by uknnown - 9 years ago
1

US Phone Number

ECMAScript (JavaScript)
The way I like it formatted
Submitted by @mattbontrager - 9 years ago
1

Full Name

ECMAScript (JavaScript)
cheking full name e.g. Mathias d'Arras Martin Luther King, Jr. Hector Sausage-Hausen
Submitted by Aymen - 9 years ago
0

Number with two max possible decimals

ECMAScript (JavaScript)
For float type inputs.
Submitted by Juanma - https://github.com/juanmaa1414 - 10 years ago
1

get image with classname

ECMAScript (JavaScript)
no description available
Submitted by @cloverink - 11 years ago
1...4445464748...902

Community Library Entry

0

Regular Expression
PCRE (PHP <7.3)

/
^(0[1-9]|1\d|2[1-8]|29(?=-\d\d-(?!1[01345789]00|2[1235679]00)\d\d(?:[02468][048]|[13579][26]))|30(?!-02)|31(?=-0[13578]|-1[02]))-(0[1-9]|1[0-2])-([12]\d{3}) ([01]\d|2[0-3]):([0-5]\d):([0-5]\d)$
/
Open regex in editor

Description

Validate and Capture (in 1000-2999 range) Leap-Year Correct

Submitted by anonymous - 12 years ago