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Re^2: substituting 1 escaped character for another

by choroba (Cardinal)
on Jul 26, 2018 at 17:49 UTC ( [id://1219332]=note: print w/replies, xml ) Need Help??


in reply to Re: substituting 1 escaped character for another
in thread substituting 1 escaped character for another

Also note that the backslash in the replacement part is useless and could be even misleading as someone might think that \< has a special meaning. 
s/\(/</

[download]

If there are more parentheses to replace, use the /g modifier: 

s/\(/</g

[download]

Also, in case of single character replacements, you can use transliteration: 

tr/(/</

[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]

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