Re^5: Regular expressions across multiple lines


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Re^5: Regular expressions across multiple lines

by choroba (Cardinal)

on Apr 25, 2016 at 12:11 UTC ( [id://1161443]=note: print w/replies, xml )

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in reply to Re^4: Regular expressions across multiple lines
in thread Regular expressions across multiple lines

> When reading in text mode and with the default input record separator of "\n" , chomp() will remove any of the line endings that "\n" could mean

chomp in not related to reading in any mode. It just gets a string and changes it. readline might translate the line ending depending on the :crlf IO-layer.

$ perl -we '$/ = "\n"; @s = ("1\r\n", "2\n\r", "3\n", "4\r"); chomp @s
+; print @s' | xxd
0000000: 310d 320a 0d33 340d                      1.2..34.
[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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