total_page   = 10;$current_page  = empty($_GET['page']) ? 1 : $_GET['page'];$previous_page = $current_page - 1;$next_page   = $current_page + 1; if ($previous_page == 0) {  $previous_page = 1;}  if ($next_page > $total_page) {  $next_page = $current_page;} echo "<a href='test.php?page=1'> First Page </a>";echo "<a href='test.php?page=$previous_page'> Previous </a>"; for ($i=1; $i < $total_page; $i++) :  if ($current_page == $i) {    echo "<a href='test.php?page=$i'> $i - Selected </a>";  }else{    echo "<a href='test.php?page=$i'> $i </a>";  } endfor; echo "<a href='test.php?page=$total_page'> Last Page </a>";echo "<a href='test.php?page=$next_page'> Next </a>";