PDO提取结果集

<?php

$dsn = 'mysql:host=localhost;dbname=user;charset=utf8';
try{
    $pdo = new PDO($dsn,'root','123456');
    $pdo->setAttribute(PDO::ATTR_ERRMODE,PDO::ERRMODE_EXCEPTION);
    $pdo->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE,PDO::FETCH_ASSOC);
}catch(PDOException $e)
{
    die('数据库连接失败'.$e->getMessage());
}


try{
    $stmt = $pdo->prepare('select `name`, `password`, `money` from user');
    $stmt->execute();

    $stmt->bindColumn('name',$name);
    $stmt->bindColumn('password',$pwd);
    $stmt->bindColumn('money',$money);

    echo "<table border='1' width='800' align='center'>";
    while($stmt->fetch()){
        echo '<tr>';
        echo '<td>'.$name.'</td>';
        echo '<td>'.$pwd.'</td>';
        echo '<td>'.$money.'</td>';
        echo '</tr>';
    }
    echo "</table>";

    //$result = $stmt->fetch(PDO::FETCH_ASSOC);
    //$result = $stmt->fetch(PDO::FETCH_NUM);
    //$result = $stmt->fetch();
    //$result = $stmt->fetchAll();
    //print_r($result);
}catch(PDOException $e){
    echo $e->getMessage();
}