<?php
/**
 * Created by PhpStorm.
 *更新数据
 */
$pdo = new PDO('mysql:host=localhost;dbname=data','root','root');
$sql = "update stu set name = :name ,address = :address where id = :id";
$stmt = $pdo->prepare($sql);
//$data = [
//    ['name'=>'王源','address'=>'四川','id' =>16],
//    ['name'=>'赵薇','address'=>'安徽','id'=>15]
//];

$stmt->execute(['name'=>'赵薇','address'=>'安徽','id'=>15]);
$stmt->execute(['name'=>'斯外戈','address'=>'湖北徽','id'=>14]);
if($stmt->rowCount()>0)
{
    echo '<h3>成功更新'.$stmt->rowCount().'条</h3>';
}else
{
    echo '<h3>更新失败</h3>';
    print_r($stmt->errorInfo());
    exit;
}


//if($stmt->execute(['name'=>'王源','address'=>'四川','id' =>16]))
//{
//    echo '<h3>成功更新'.$stmt->rowCount().'条</h3>';
//}else
//{
//    echo '<h3>更新失败</h3>';
//    print_r($stmt->errorInfo());
//    exit;
//}
$stmt = null;
$pdo = null;