Regular Expressions 101

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Community Patterns

0

CSS url()

PCRE (PHP <7.3)
Matches a valid CSS3 url() property
Submitted by sciyoshi - 9 years ago
-1

Finds <font> tag

PCRE (PHP <7.3)
Useful for cleaning old html code from tags
Submitted by anonymous - 11 years ago
1

Parse DateTimes

PCRE (PHP <7.3)
Will parse a DateTime and group the results. Probably pretty limited but it works for me.
Submitted by martin - 11 years ago
1

Strip ANSI escape characters

Python
no description available
Submitted by anonymous - 11 years ago
1

HTML Anchor to Markdown Inline Link

PCRE (PHP <7.3)
Extracts the href and title values from an anchor tag to be placed into an inline Markdown link.
Submitted by Mike Johnson - 11 years ago
1

12345

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

LeafletJS filename matcher

PCRE (PHP <7.3)
Regex used to identify location, i.e. URL of the tag that loaded Leaflet (or Mapbox).
Submitted by cebence - 11 years ago
1

Sentence matching

PCRE (PHP <7.3)
Match sentences ignore e.g. Fig. z.b. etc
Submitted by anonymous - 11 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

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

from Google-Maps

ECMAScript (JavaScript)
results all street-adresses from http://maps.googleapis.com/maps/api/geocode/xml?sensor=false&address=
Submitted by PierreSash - 10 years ago
1

extract JavaScript function name (corrected for specials)

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

include case

PCRE (PHP <7.3)
How to include the matched cases in the result?
Submitted by anonymous - 10 years ago
1

question regarding "split" like regex group

PCRE (PHP <7.3)
dear all, i am a regex beginner, so please be gentle :) we have lines of log contents delimited by a pipe char. is it possible to fetch the content between the 5th and the 6th delimiter, ignoring the values in between? example log line:...
Submitted by regexBeginner - 10 years ago
1

quotes and escapes

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

nginx rewrite

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

Get all HTML tag names

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

Url regex testing

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

date validation

ECMAScript (JavaScript)
Validation for date 2013.12.24 14:50
Submitted by axelprog - 10 years ago
1

sad smiley

Python
looks for a sad smiley with a backslash
Submitted by @barraponto - 10 years ago
1...4849505152...901

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
(?:[a-z0-9!#$%&'*+\/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+\/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])
/
g
Open regex in editor

Description

no description available

Submitted by anonymous - 9 years ago