php CONNECT_DB类(方法)实例源码

function CHECK_USER($table, $user, $pass)
{
    CONNECT_DB();
    $qry = "SELECT * FROM {$table} WHERE login='{$user}' AND passwd='" . md5($pass) . "'";
    $result = mysql_query($qry);
    //Check whether the query was successful or not
    if ($result) {
        if (mysql_num_rows($result) == 1) {
            return true;
        } else {
            return false;
        }
    }
}

require "libs/common_functions.php";
$month = isset($_REQUEST['month']) ? $_REQUEST['month'] : '';
$serial = isset($_REQUEST['serial']) ? $_REQUEST['serial'] : '';
$serial = clean_text($serial);
$month = clean_text($month);
/*
* chưa có token
*/
$tmp = $month . '-01';
$et = strtotime($tmp) - 300;
$datestring = $tmp . ' first day of last month';
$dt = date_create($datestring);
$st = $dt->format('Y-m-d');
$st = strtotime($st) - 300;
$data = array();
CONNECT_DB();
mysql_query("SET NAMES utf8");
function getdecimalnumber($unitmeter, $number, $decimalcount)
{
    if ($unitmeter == 1) {
        $number = $number / 1000;
    }
    $pointer = 1;
    for ($i = 1; $i <= $decimalcount; $i++) {
        $pointer = $pointer * 10;
    }
    $result = floor($number * $pointer) / $pointer;
    $result = number_format($result, $decimalcount, ",", ".");
    return $result;
}
$unitmeter = 0;