Hexadecimal Color Code ^(#([a-f0-9]{6}|[a-f0-9]{3}))$
jy26
Visa Credit Card \b(4[0-9]{12}(?:[0-9]{3})?)\b
j826
IPv4 Address (Accurate) \b((25[0-5]|2[0-4]\d|[0-1]?\d?\d)(\.(25[0-5]|2[0-4]\d|[0-1]?\d?\d)){3})\b
t8z
IPv4 Address (Simple) \b(?:[0-9]{1,3}\.){3}[0-9]{1,3}\b
c3m6
Ethernet MAC Address \b([0-9a-fA-F]{2}:??){5}([0-9a-fA-F]{2})\b
m2y6
Zip code (Canada) (?i)([A-Z]\d[A-Z]\s?\d[A-Z]\d)
8m4h
Zip code (United States) ((\d{5})(-\d{4})?)
9wyh
Post code (UK, simple) (?i)([A-Z]{1,2}[0-9]{1,2}[A-Z]?)\s*([0-9][A-Z]{2})
d4w0
Postal Code (Netherlands, simple) (NL-)?(\d{4})\s*([A-Z]{2})
wb40
Postcode (Australia, simple) (\d{4})
j3r0
Phone number (North America: USA, Canada, etc) \D*([2-9]\d{2})(\D*)([2-9]\d{2})(\D*)(\d{4})\D*
frr0
Roman Numerals \bM{0,4}(CM|CD|D?C{0,3})(XC|XL|L?X{0,3})(IX|IV|V?I{0,3})\b
3ubb
Twitter Handle from URL ((https?://)?(www\.)?twitter\.com/)?(@|#!/)?([A-Za-z0-9_]{1,15})(/([-a-z]{1,20}))?
n0vm6
Facebook Page ID from url (((https?://)?(www\.)?facebook\.com/))?(.*/)?([a-zA-Z0-9.]*)($|\?.*)
tbxna

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