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  1. or download this
    # If not white space character AND not non printable character remove 
    +element
    
  2. or download this
        if ($$hoh_ref{$key}{$value} !~ /[^[:print:]]/g &&
            $$hoh_ref{$key}{$value} !~ /\s/) {
    ...
            print "Non Printable Characater:\t$&\n";
            }
        }
    
  3. or download this
            if ($$hoh_ref{$key}{$value} =~ /[^[:print:]]/) { # no /g neede
    +d
                while ($$hoh_ref{$key}{$value} =~ /[^[:print:]]/g) {
    ...
            elsif ($$hoh_ref{$key}{$value} !~ /\s/) {
                delete $$hoh_ref{$key}{$value};
            }
    
  4. or download this
    ($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,