Fungsi Print Pager pada PHP

Silakan anda pahami code dibawah ini :

<?php
function printPager($url=null)
{
global $total_rows,$config;
$str = “”;
$PAGE = (getParam(“PAGE”) == null) ? 1 : getParam(“PAGE”);
$jl_pages = ceil($total_rows/$config["ROWSLIMIT"]);

if ($jl_pages > 1)
{
$str .= “Total Posts : $total_rows
“;
if ($jl_pages > 1) {
$str .= ($PAGE > 1 ) ? “First Prev ” : “First Previous”;
$str .= ” — PAGE : $PAGE of $jl_pages — “;
$str .= ($PAGE < $jl_pages ) ? ” Next Last” : “Next Last”;
}
}
return $str;
}
?>