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Re: Basic Regular expression

by choroba (Cardinal)
on Feb 09, 2017 at 16:30 UTC ( [id://1181545]=note: print w/replies, xml ) Need Help??


in reply to Basic Regular expression

$2 can't be null, because it must be either e or r to make the match successful.

Compare with 

$a =~ /^(.+)([er]?)(.*)$/;

[download]

($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord
}map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,

[download]

Replies are listed 'Best First'.
Re^2: Basic Regular expression
by skkeni04 (Initiate) on Feb 13, 2017 at 03:32 UTC
    Thanks, Got it.
[reply]

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