Regular Expressions 101

Please wait while the app is loading...

Regular Expressions 101

@regex101DonateSponsorContactBug Reports & FeedbackWikiWhat's new?

Order By

Sponsors

Library entries

2
pcre

Apache ErrorLog Parsing

Parse Apache Error Log Line (in default format). Example: [Wed Jun 01 20:05:21.194671 2016] [core:error] [pid 40699] [client ::1:64519] PHP Parse error: syntax error, unexpected '$t' (T_VARIABLE) in /Projects/trunk/code/php/test.php on line 16
Submitted by garys - 7 years ago
2
pcre

Brazilian number phone

no description available
Submitted by Marcos André - 7 years ago
2
pcre

days_and_weeks

no description available
Submitted by anonymous - 7 years ago
2
pcre

Email validation

It validates an email address with alias
Submitted by anonymous - 7 years ago
2
pcre

Date of Birth

with Leap Year support (dd/MM/yyyy)
Submitted by gdZeus (uploaded by limker) - 7 years ago
2
pcre

8 Digits Password

no description available
Submitted by anonymous - 7 years ago
2
pcre

new anchor

no description available
Submitted by anonymous - 7 years ago
2
pcre

Match directory path

match with or without prevailing/trailing slashes
Submitted by @zakiaziz - 7 years ago
2
pcre

httplinkresolver

get special tag contains html link
Submitted by okeskiner - 7 years ago
2
pcre

Remove multiple white spaces between words

Remove multiple white spaces between words and replace it with the char of your choosing.
Submitted by binary_fm - 7 years ago
2
pcre

URL extractor

Extract parts of an URL.
Submitted by Gilles Marchand - 7 years ago
2
pcre

RewriteMatch into subfolder

RegEx for an .htaccess rewrite into a subfolder without provoking a 'too many redirects' error
Submitted by Nils B. - 7 years ago
2
pcre

paramaterised sql like expressions for sybase

no description available
Submitted by robessog - 7 years ago
2
pcre

multiple sql like expressions

no description available
Submitted by robessog - 7 years ago
2
pcre

search for a regex excluding a word

^((?!proposed_).)*((project|task)_details) matches: project_details task_details...
Submitted by aymon - 7 years ago
2
pcre

Delete Blank Lines

no description available
Submitted by anonymous - 7 years ago
2
pcre

Matches human genomic coordinates

This expression matches human genomic coordinates, similat to those being used by genome browsers (e.g. the UCSC Genome Browser). It can match: chromosome, chromosome start, chromosome start end, chromosome start end reference sequence, chromosome start end reference sequence alternative sequence. T...
Submitted by Panagiotis Moulos - 7 years ago
2
pcre

Email combo to username combo

no description available
Submitted by anonymous - 7 years ago
2
pcre

negative lookahead

no description available
Submitted by anonymous - 7 years ago
2
pcre

URL MATCH

URL MATCH
Submitted by activesatan - 7 years ago
1...471472473474475476477...485

ISO 8601 date

Vote

3

Regular Expression
pcre

/
^([\+-]?\d{4}(?!\d{2}\b))((-?)((0[1-9]|1[0-2])(\3([12]\d|0[1-9]|3[01]))?|W([0-4]\d|5[0-2])(-?[1-7])?|(00[1-9]|0[1-9]\d|[12]\d{2}|3([0-5]\d|6[1-6])))([T\s]((([01]\d|2[0-3])((:?)[0-5]\d)?|24\:?00)([\.,]\d+(?!:))?)?(\17[0-5]\d([\.,]\d+)?)?([zZ]|([\+-])([01]\d|2[0-3]):?([0-5]\d)?)?)?)?$
/
mgi
Open regex in editor

Description

Loading markdown...
Submitted by anonymous - 8 years ago