PHP的mysqli_rollback()函数讲解

<?php
// 假定数据库用户名root，密码123456，数据库codingdict
$con=mysqli_connect("localhost","root","123456","codingdict");
if (mysqli_connect_errno($con))
{
  echo "连接 MySQL 失败: " . mysqli_connect_error();
}
// 关闭自动提交
mysqli_automit($con,FALSE);
// 插入数据
mysqli_query($con,"INSERT INTO websites (name, url, alexa, country)
VALUES ('百度','https://.baidu./','4','CN')");
mysqli_query($con,"INSERT INTO websites (name, url, alexa, country)
VALUES (Facebook','https://.facebook./','2','USA')");
// 提交事务
mysqli_mit($con);
//回滚事务
mysqli_rollback($con);
// 关闭连接
mysqli_close($con);
?>