<?php
   $servername = "127.0.0.1";
$username = "ltuya";
$password = "ltuya";
$dbname = "ltuya";
 
// 创建连接
$conn = new mysqli($servername, $username, $password, $dbname);
// 检测连接
if ($conn->connect_error) {
    die("连接失败: " . $conn->connect_error);
} 
 

$daodao=0;//默认导入0条数据 
$fugai=0;//默认覆盖0条数据

 
 
// 检测连接

$conn->query("SET NAMES utf8");

?>