코드 : 

$mysqli = new mysqli ("db_host","db_user","db_pass","db_name"); 
try { 
    if (mysqli_connect_errno()){ 
        throw new exception ("Error: " . mysqli_connect_errno() . " - ". mysqli_connect_error()); 
    
    } else { 
        if ($cdquery = $mysqli->query ("SELECT * FROM mytable ORDER BY id ASC")){ 
    
            while ($cddata = $cdquery->fetch_array ()){ 
                echo "ID: " . $cddata['id'] ; 
                echo "Title: " . stripslashes ($cddata['title']) ; 
                echo "MyValue: " . stripslashes ($cddata['MyValue']) ; 
            } 
            $cdquery->close(); 
        } else { 
            echo $mysqli->errno . " - " . $mysqli->error; 
        } 
    
        $prep = $mysqli->prepare ("INSERT INTO mytable(id,title,myvalue) VALUES ('0',?,?)"); 
        $prep->bind_param ('ss',$title,$myvalue); 
        
        $title = "AA"; 
        $myvalue = 20; 
        
        $prep->execute(); 
        
        echo $prep->affected_rows . " row(s) affected."; 
        $prep->close(); 
        if ($result = $mysqli->prepare ("SELECT title, myvalue FROM mytable WHERE id > 2")){ 
            $result->execute (); 
            $result->bind_result ($title,$myvalue); 
            while ($result->fetch ()){ 
                echo "Title: " . stripslashes ($title) ; 
                echo "MyValue: " . stripslashes ($myvalue) ; 
            } 
            $result->close (); 
        } else { 
            echo $mysqli->errno . " - " . $mysqli->error; 
        } 
        $mysqli->close(); 
    } 
} catch (exception $e) { 
echo $e->getmessage(); 
}