Awesome Regex (Regular Expressions)

A curated list of awesome Regex (Regular Expressions) ready to use

Test regex on https://regex101.com/#pcre

Table of Content

• Awesome Regex
  • Information technology
    • Hex color
    • IP Address
    • MAC Address
    • Mail
    • URL
      • Spotify track
      • Spotify playlist
      • Soundcloud
      • Deezer track/album/playlist
      • Youtube
      • Vimeo
      • Dailymotion
      • Facebook
      • NERDZCrush
      • Imgur
      • GitHub
      • Twitter status
    • Text manipulation
      • Remove CDATA tags

Information technology

Hex color

/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/

String	Match
#C0FF33	✓
#000000	✓
#fff	✓
#ffffff	✓
#FFFFFF	✓

IP Address

/^((?:(?: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]?))*$/

String	Match
192.168.1.1	✓
255.255.255.0	✓
8.8.8.8	✓

MAC Address

/^(?:[0-9a-f]{2}[\-:]?){6}(?<![\-:])$/i

String	Match
AA:BB:CC:DD:EE:FF	✓
AA-BB-CC-DD-EE-FF	✓
AA:BB-CC:DD-EE:FF	✓
AABBCCDDEEFF	✓
AA.BB.CC.DD.EE.FF	✗
AA-BB-CC-DD-EE-GG	✗
AA:BB:CC:DD:EE:FF:	✗
AA:BB:CC:DD:EE:FF-	✗

Mail

/^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/

String	Match
foo@bar.com	✓
lol.foo@bar.com	✓
foo@bar	✗

URL

/^(((http|https|ftp):\/\/)?([[a-zA-Z0-9]\-\.])+(\.)([[a-zA-Z0-9]]){2,4}([[a-zA-Z0-9]\/+=%&_\.~?\-]*))*$/

Spotify track

/^https?:\/\/(?:open|play)\.spotify\.com\/track\/[\w\d]+$/i

Spotify playlist

/^https?:\/\/(?:open|play)\.spotify\.com\/user\/([\w\d]+)\/playlist\/[\w\d]+$/i

Soundcloud

/^https?:\/\/soundcloud\.com\/\S+\/\S+$/i

String	Match
https://soundcloud.com/geierre/only-tonight	✓

Deezer track/album/playlist

/^https?:\/\/(?:www\.)?deezer\.com\/(track|album|playlist)\/(\d+)$/

Youtube

/^https?:\/\/(?:(?:www|m)\.)?(?:youtube\.com\/watch(?:\?v=|\?.+?&v=)|youtu\.be\/)([a-z0-9_-]+)$/i

String	Match
http://www.youtube.com/watch?v=dbB-mICjkQM	✓
https://www.youtube.com/watch?v=dbB-mICjkQM	✓
https://m.youtube.com/watch?v=dbB-mICjkQM	✓
https://youtu.be/dbB-mICjkQM	✓

Vimeo

/^https?:\/\/(?:www\.)?vimeo\.com.+?(\d+).*$/i

String	Match
https://vimeo.com/58165438	✓
http://vimeo.com/58165438	✓

Dailymotion

/^https?:\/\/(?:www\.)?(?:dai\.ly\/|dailymotion\.com\/(?:.+?video=|(?:video|hub)\/))([a-z0-9]+)$/i

String	Match
http://www.dailymotion.com/video/x3pu5i0	✓

Facebook photo / video

/^https?:\/\/(?:www\.)?facebook\.com\/(?:(?:photo|video)\.php(?:\?v=|\?.+?&v=)|[a-z0-9._-]+\/videos\/)(\d+)\/?$/i

NERDZCrush

/^https?:\/\/(?:cdn\.)?media\.nerdz\.eu\/([a-z0-9_-]{12})(?:|\.[a-z0-9]{2,4})$/i

Imgur

/^https?:\/\/(?:www\.)?(?:i\.)?imgur\.com\/([a-z0-9_-]+)\.(?:gifv|webm)$/i

String	Match
http://i.imgur.com/w59wsnu.gifv	✓

GitHub profile / organization

/^https?:\/\/(www\.)?github\.com\/[a-z0-9]+$/i

String	Match
https://github.com/OpenCode	✓

Twitter status

/^https?:\/\/twitter.com\/[a-z0-9_]+\/status\/[0-9]+$/i

String	Match
https://twitter.com/_opencode/status/690479102978035712	✓

Text manipulation

Remove CDATA tags

/<!\[CDATA\[(.*)\]\]>/