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Re^7: Hash key composition with a comma?

by sauoq (Abbot)
on Mar 18, 2018 at 17:17 UTC ( [id://1211198]=note: print w/replies, xml ) Need Help??


in reply to Re^6: Hash key composition with a comma?
in thread Hash key composition with a comma?

I haven't researched this, but a coworker just suggested to me that a credible cause of this in the wild might be some unicode pollution in input expected to be ascii.

If she's right, perhaps it's not so far-fetched.

-sauoq
"My two cents aren't worth a dime.";
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Re^8: Hash key composition with a comma?
by choroba (Cardinal) on Mar 18, 2018 at 17:57 UTC
    I'm not sure about other encodings, but in UTF-8, all non-ASCII characters are represented by bytes > x7F, so x1c can't occur. 
    ($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,

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