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  • php mysql PDO基本操作

    <?php  
      $dbh = new PDO('mysql:host=localhost;dbname=localhost', 'root', '');    
      $dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);    
      $dbh->exec('set names utf8');   
    /*添加*/  
      //$sql = "INSERT INTO `user` SET `login`=:login AND `password`=:password";   
      $sql = "INSERT INTO `user` (`login` ,`password`)VALUES (:login, :password)";
     $stmt = $dbh->prepare($sql);
     $stmt->execute(array(':login'=>'admin1',':password'=>''));   echo $dbh->lastinsertid(); /*修改*/   $sql = "UPDATE `user` SET `password`=:password WHERE `user_id`=:userId";   $stmt = $dbh->prepare($sql);   $stmt->execute(array(':userId'=>'7', ':password'=>'4607e782c4d86fd5364d7e4508bb10d9'));   echo $stmt->rowCount(); /*删除*/   $sql = "DELETE FROM `user` WHERE `login` LIKE 'admin_'"; //admin%   $stmt = $dbh->prepare($sql);   $stmt->execute();   echo $stmt->rowCount(); /*查询*/   $login = 'admin%';   $sql = "SELECT * FROM `user` WHERE `login` LIKE :login";   $stmt = $dbh->prepare($sql);   $stmt->execute(array(':login'=>$login));   while($row = $stmt->fetch(PDO::FETCH_ASSOC)){      print_r($row);   }   print_r( $stmt->fetchAll(PDO::FETCH_ASSOC)); ?>
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  • 原文地址:https://www.cnblogs.com/qhorse/p/4785933.html
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