Re^2: How to concatenate utf8 safely?

> :utf8 instead of :encoding(utf8)

Switch to :encoding(UTF-8) , it's even safer. See Re^2: Read and write UTF-8 for an example.

($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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