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* @author cjz
* @date Thu Apr 09 15:05:55 CST 2009
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function myGetMicrotime()
{
list($usec,$sec) = explode(" ",microtime());
return ((float)$usec + (float)$sec);
}
 


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define("DB_SERVER","127.0.0.1");
define("DB_PORT",3306);
define("DB_CATALOG","uab");
define("DB_USERID","root");
define("DB_PASSWORD","");
$dsn="mysql:host=".DB_SERVER.";port=".DB_PORT.";dbname=".DB_CATALOG;
self::$__PDO=new PDO($dsn, DB_USERID, DB_PASSWORD);
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class Access//AccessÊý¾Ý¿â²Ù×÷Àà
{
var $databasepath,$constr,$dbusername,$dbpassword,$link;//ÀàµÄÊôÐÔ
function Access($databasepath,$dbusername,$dbpassword)//¹¹Ô캯Êý
{
$this->databasepath=$databasepath;
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