Your regex $_ =~ s/^\s+//; removes the leading spaces but not the trailing ones, so "5" is different from "5 " to your script.

Try adding $_ =~ s/\s+$//;

Rule One: "Do not act incautiously when confronting a little bald wrinkly smiling man."

In reply to Re: Duplicate lines with spaces, tabs... by psini
in thread Duplicate lines with spaces, tabs... by marto9

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