使用Chrome浏览器,用F12打开开发者工具,然后按[CTRL+SHIFT+P]在框中输入Capture full size screenshot,确定后回车即可保存整个网页长图。
分类: 学习
使用 MySQLi操作数据库
从 myDB 数据库的 MyGuests 表读取了 id, firstname 和 lastname 列的数据并显示在页面上
<?php $servername = "localhost"; $username = "username"; $password = "password"; $dbname = "myDB"; // 创建连接 $conn = new mysqli($servername, $username, $password, $dbname); // Check connection if ($conn->connect_error) { die("连接失败: " . $conn->connect_error); } $sql = "SELECT id, firstname, lastname FROM MyGuests"; $result = $conn->query($sql); if ($result->num_rows > 0) { // 输出数据 while($row = $result->fetch_assoc()) { echo "id: " . $row["id"]. " - Name: " . $row["firstname"]. " " . $row["lastname"]. "<br>"; } } else { echo "0 结果"; } $conn->close(); ?>