=0; $beer--) { if ($beer==0) { echo "No more bottles of beer on the wall, no more bottles of beer.".PHP_EOL; echo "Go to the store and buy some more, 99 bottles of beer on the wall.".PHP_EOL; } elseif ($beer==1) { echo "1 bottle of beer on the wall, 1 bottle of beer.".PHP_EOL; echo "Take one down and pass it around, no more bottles of beer on the wall.". PHP_EOL . PHP_EOL; } elseif ($beer==2) { echo $beer." bottles of beer on the wall, ".$beer." bottles of beer." . PHP_EOL; echo "Take one down and pass it around, ".($beer-1)." bottle of beer on the wall.".PHP_EOL . PHP_EOL; } else { echo $beer." bottles of beer on the wall, ".$beer." bottles of beer." . PHP_EOL; echo "Take one down and pass it around, ".($beer-1)." bottles of beer on the wall.".PHP_EOL . PHP_EOL; } }