Lay ket qua voi so ngay dinh truoc

<?php
$vung     = $_GET["vung"];
$limit    = $_GET["limit"];
$mangxoso = array(
    "xo-so-binh-duong",
    "xo-so-tp-ho-chi-minh",
    "xo-so-binh-thuan",
    "xo-so-ca-mau",
    "xo-so-dong-thap",
    "xo-so-bac-lieu",
    "xo-so-ben-tre",
    "xo-so-dong-nai",
    "xo-so-soc-trang",
    "xo-so-can-tho",
    "xo-so-an-giang",
    "xo-so-vung-tau",
    "xo-so-binh-phuoc",
    "xo-so-hau-giang",
    "xo-so-kien-giang",
    "xo-so-lam-dong",
    "xo-so-tay-ninh",
    "xo-so-tra-vinh",
    "xo-so-vinh-long",
    "xo-so-tien-giang",
    "xo-so-long-an",
    "xo-so-da-nang",
    "xo-so-quang-nam",
    "xo-so-khanh-hoa",
    "xo-so-dac-lac",
    "xo-so-binh-dinh",
    "xo-so-dac-nong",
    "xo-so-gia-lai",
    "xo-so-kon-tum",
    "xo-so-ninh-thuan",
    "xo-so-phu-yen",
    "xo-so-quang-binh",
    "xo-so-quang-ngai",
    "xo-so-quang-tri",
    "xo-so-thua-thien-hue",
    "xo-so-mien-bac"
);

function XuLyChuoi($strInput)
{
    $xuly = $strInput;
    $xuly = str_replace("-", "", $xuly);
    $xuly = str_replace(" ", "", $xuly);
    $xuly = substr($xuly, 4);
    return $xuly;
}
;

function HienThi($vung, $limit)
{
    //$xuly = $strInput;
    $conn = mysql_connect("localhost", "root", "admin") or die("can't connect this database");
    mysql_select_db("appxoso", $conn);
    //$limit = 5;
    $sql    = "SELECT * FROM $vung ORDER BY pid DESC LIMIT $limit";
    $result = mysql_query($sql);
    $stt    = 0;
    while ($row = mysql_fetch_array($result)) {
        $xulykq = str_replace(" ", "", $row["ketqua"]);
        $xulytg = str_replace(" ", "", $row["thoigian"]);
        $stt++;
        echo "$stt - $xulykq - $xulytg";
        echo "<br>";
    }
}
;

for ($i = 0; $i < count($mangxoso); $i++) {
    //$vungmang = XuLyChuoi($mangxoso[$i]);
    if (strcasecmp($mangxoso[$i], $vung) == 0) {
        HienThi(str_replace("-", "", $mangxoso[$i]), $limit);
    }
}
?>