Regular Expressions 101

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Library entries

-3
javascript

Html Tags

Matches HTML structure
Submitted by sagar - 7 years ago
-3
pcre

retrieve hostname without subdomain

no description available
Submitted by Diego Zuluaga - 7 years ago
-2
javascript

email regexp

no description available
Submitted by anonymous - 5 years ago
-2
pcre

Finds HTML img tags

no description available
Submitted by Matt Solum - 9 years ago
-2
pcre

Remove namespaces

no description available
Submitted by anonymous - 9 years ago
-2
pcre

Date time

no description available
Submitted by Mr.Neutro - 8 years ago
-2
pcre

Russian mobile number normilizer (dumb)

no description available
Submitted by fullpipe - 8 years ago

Roman numbers

Vote

-2

Regular Expression
javascript

/
^(?!$)M{0,2}(?:M(?=CM(?:XC)?(?:IX)?$))?(?:C(?=M[^CD]*(?:XC)?[^CD]*$))?M?(?:C(?=D[^C]*(?:XC)?[^C]*$))?D?C{0,2}(?:C(?=XC(?:IX)?$))?(?:X(?=C[^X]*(?:IX)?[^X]*$)(?!.*L))?C?(?:X(?=L[^X]*(?:IX)?[^X]*$))?L?X{0,2}(?:X(?=IX$))?(?:I(?=[XV]$))?X?V?I{0,3}$
/

Description

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Submitted by Nicolò Ribaudo - 7 years ago