Russian Plural Formatter

gistfile1.txt

/**
 * Plural form for Russian Language
 * $form1 - singular value
 * $form2 - double value
 * $form3 - multiple value
 */
function format_russian_plural($n, $form1, $form2, $form3) {  
  $n = abs($n) % 100;  
  $n1 = $n % 10;  
  if ($n > 10 && $n < 20) return $form3;  
  if ($n1 > 1 && $n1 < 5) return $form2;  
  if ($n1 == 1) return $form1;  
  return $form3;  
}