How will this ruby ​​code be in php?

Question

ruby

for i in (1..7).reverse_each do
    puts "Осталось #{i} секунд#{case i 
                                  when 2..4 then "ы" 
                                  when 1 then "а" 
                                  else "" 
                                end }..."
    sleep(1)
  end
  puts "Готово!

Answer 1

<?php

        for ($i = 7; $i >= 1; $i--) {
            $ending = '';
            if ($i === 1) {
                $ending = 'a';
            } elseif ($i  >= 2 && $i <= 4) {
                $ending = 'ы';
            }
            echo "Осталось {$i} секунд{$ending} ...\n";
            sleep(1);
        }
        echo "Готово!";