Regular Expressions 101

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Community Patterns

1

Parse a HTML URL

Python
Break a URL into parts: protocol url path get parameters hash
Submitted by Dale O'Brien - 10 years ago
1

I need to escape " in json, issue: if they are already escaped

PCRE (PHP <7.3)
I'm having issues escaping quotes inside json content. I can get the \" to be put in if " is seen, the issue is I don't want that to be done if \" is in the content (as that is already escaped)
Submitted by Patrick - 10 years ago
1

example

Python
group matching
Submitted by anonymous - 10 years ago
1

Signed integer

ECMAScript (JavaScript)
no description available
Submitted by markus hooge - 10 years ago
1

Linkedin profile matching regex

PCRE (PHP <7.3)
This a regex for matching linkedin profile URLs
Submitted by @antespi - 10 years ago
1

Try ths

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

Sentence matching

PCRE (PHP <7.3)
Match sentences ignore e.g. Fig. z.b. etc
Submitted by anonymous - 10 years ago
1

Sentence grabber 2

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

ticket regexp

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

Why is this not matching the closest <A tag?

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

CHEQROOM QR Code detection

PCRE (PHP <7.3)
Checking for valid CHEQROOM QR Codes
Submitted by Vincent Theeten - 10 years ago
1

trGet

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 10 years ago
1

ref match

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

dapi

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

Matching Results List

PCRE (PHP <7.3)
Hello, If you can match the results listed in the right-hand side would be great. Thank you. ...
Submitted by Ömür Yanıkoğlu - 10 years ago
1

MongoDB _ID

PCRE (PHP <7.3)
Detect if is a valid id for MongoDB
Submitted by manuerumx - 10 years ago
1

Triple Quoted String

PCRE (PHP <7.3)
More powerful than python style, this supports things like """" """", which matches totally. Also supports """a""""""b""", where there are two matches: """a""","""b""".
Submitted by Flaviu - 10 years ago
1

Match emails, as per RFC 5322

PCRE (PHP <7.3)
Match any email, according to the grammer in RFC 5322, found at http://tools.ietf.org/html/rfc5322
Submitted by Nikita Popov - 10 years ago
1

@£$¥èéùìòÇ Øø ÅåΔ_ΦΓΛΩΠΨΣΘΞ€ÆæßÉ !"#¤%&'()*+,-./:;<=>?¡ÄÖÑܧ¿äöñüà

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

42 school post cutter

PCRE (PHP <7.3)
This regex cut informations from post of the 42 school
Submitted by Kerosene2000 - 10 years ago
1...581582583584585...900

Community Library Entry

4

Regular Expression
PCRE2 (PHP >=7.3)

/
(^[a-zA-Z0-9_.]+[@]{1}[a-z0-9]+[\.][a-z]+$)
/
mg
Open regex in editor

Description

email format control

Submitted by ahmetbarut - 3 years ago