You meant

 ...
 $text =~ s/[\000-\009]/ /g;
 ...
}

[download]

But it does something like

 ...
 $text =~ s/[\000-\000]/ /g; # does nothing
 $text =~ s/[9]/ /g;
 ...

[download]

BTW, maybe it's sometimes much faster to use the tr/\000-\011/ / operator, but that may depend.

Regards

mwa

In reply to Re^3: Puzzler - filtering characters by mwah
in thread Puzzler - filtering characters by rashley

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