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Return Values

• A function returns the result of the last statement executed in the function.
• Or you can use the return statement:

  sub sum {
     my $sum;
     for (@_) {
        $sum += $_;
     }
     return $sum;
  }
  my $answer = sum(7,13,22);
  

Offer Kaye. YAPC::Israel::2005.
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