You could 
    unless (exists $INC{'Spreadsheet/WriteExcel.pm'}) {
      require Spreadsheet::WriteExcel;
      import Spreadsheet::WriteExcel;
    }

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When I first had the problem to use a module only if it exists, I tried to just put use after the if clause. I was quite surprised that use is always used by the compiler. But for what reason anyway?

In reply to Re: %INC and eval use by fraktalisman
in thread %INC and eval use by bronto

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