www.phpmyadmin.net
--
-- Host: 127.0.0.1
-- Generation Time: 2022-04-05 10:24:07
-- 服务器版本: 10.1.13-MariaDB
-- PHP...', '123456'),
(52, 'admin', '123456'),
(53, 'admin', '123456'),
(54, 'admin', '123456'),
(55, 'admin'...php
$link=mysqli_connect('localhost','root','','a');
//然后是指定php链接数据库的字符集
mysqli_set_charset($link,'utf8...$sql = "UPDATE login set username='$username',password='$password' where id='$id'";//运行sql
$result=mysqli_query...($link,$sql);//运行sql
if($result)
{
$sql="select * from login where id='$id'";
$result=mysqli_query(