Regular Expressions 101

Community Patterns

1...45678...877

oniguruma source group capture

0

Regular Expression
PCRE (PHP <7.3)

/
(?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) )
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gm

Description

no description available

Submitted by anonymous - 4 years ago