Emil Vikström

function exists_in_database($arg) {
  return in_array($arg, array('foo', 'foo1', 'foo2'));
}

$name = 'foo';
$first_name = $name;
$i = 0;
do {
  //Check in the database here
  $exists = exists_in_database($name);
  if($exists) {
    $i++;
    $name = $first_name . $i;
  }
 }while($exists);
//save $name
echo $name;

echo "\n";