Regular Expressions 101

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Library entries

4
pcre2

CloudFlare

Cloud Flare
Submitted by anonymous - a year ago
3
pcre2

Email

email format control
Submitted by ahmetbarut - a year ago
3
pcre2

example

example
Submitted by anonymous - a year ago
2
pcre2

Dutch zipcodes

no description available
Submitted by anonymous - a year ago
2
pcre2

web log entry

no description available
Submitted by PepeRG - a year ago
2
pcre2

Url

Port https://regex101.com/library/cX0pJ8 to PCRE2 (PHP >= 7.3)
Submitted by semivori - a year ago
2
pcre2

object

Json Object
Submitted by anonymous - a year ago
2
pcre2

US phone number

US phone number, try to catch as many as possible
Submitted by anonymous - a year ago
2
pcre2

Check Phone numbers

Other patterns
Submitted by https://joserobinson.com - 9 months ago

oniguruma source group capture

Vote

0

Regular Expression
pcre

/
(?x:#sds ) (?#sdsa) #sda (?x) # extended mode) (?<!\\) # no escape in before paren) (?: # begine or end alternation noncap group) (?<begin>\( # begining pattern paren) (?: # name/index/noncap alternation noncap group) (?<named>\?\< # named ?<name>) (?<name>[\w][\w\d_]+) # capture name) >)| # end of name >) (?<indexed>(?!\?))| # indexed capture group no following ? after paren) (?<nonecap>\?[^<]) # other groups that dont capture no following < after paren) ) # name/index/noncap alternation noncap group) )| # begining pattern end) (?<end>\)) # ending paren ends group scope) )
/
gm

Description

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Submitted by anonymous - 3 years ago