Initialization, test, and increment, decrement of counters is done in one step : For « Statement « Perl






  1. Perl
  2. Statement
  3. For

Initialization, test, and increment, decrement of counters is done in one step

    


#!/usr/bin/perl

for ($i=1, $total=10, $remain=$total, $where="on the shelf";$i <= $total; $i++, $remain--){
    if ($remain == 1){
          print "$remain bottle of beer $where" ;
    }else {
          print "$remain bottles of beer $where.";
    }
    print "Now ", $total - $i , " bottles of beer $where!\n";
    if ($i == 10 ){
       print "Party's over.\n";
    }
}








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