snippet.php

$arr = range(10,100);


$i=1; $j=4;


foreach($arr as $value) 
{
  
  echo '*';  // Print the column

  
  if($i != 0 && $i%$j == 0)
  {   
      
      echo '<br/>';  // Set new row
 
      $i = 0; $j = ($j == 4) ? 3 : 4; // Reset the logic

  }
  
      
  $i++;
}