如何用LAMP实现动态网页

<code class="bash">sudo apt update
sudo apt install apache2 mysql-server php libapache2-mod-php php-mysql</code>

<code class="bash">sudo systemctl start apache2
sudo systemctl enable apache2</code>

<code class="bash">sudo mysql -u root -p</code>

<code class="sql">CREATE DATABASE my_website;
CREATE USER 'webuser'@'localhost' IDENTIFIED BY 'your_password';
GRANT ALL PRIVILEGES ON my_website.* TO 'webuser'@'localhost';
FLUSH PRIVILEGES;
EXIT;</code>

<code class="bash">sudo nano /var/www/html/index.php</code>

<code class="php"><?php
$servername = "localhost";
$username = "webuser";
$password = "your_password";
$dbname = "my_website";

$conn = new mysqli($servername, $username, $password, $dbname);

if ($conn->connect_error) {
    die("连接失败: " . $conn->connect_error);
}

$sql = "SELECT id, name FROM users";
$result = $conn->query($sql);

if ($result->num_rows > 0) {
    while($row = $result->fetch_assoc()) {
        echo "ID: " . $row["id"]. " - Name: " . $row["name"]. "<br>";
    }
} else {
    echo "0 结果";
}
$conn->close();
?></code>

<code class="sql">USE my_website;
CREATE TABLE users (
    id INT(6) UNSIGNED AUTO_INCREMENT PRIMARY KEY,
    name VARCHAR(30) NOT NULL
);</code>

<code class="sql">INSERT INTO users (name) VALUES ('用户一');
INSERT INTO users (name) VALUES ('用户二');</code>