php写搜索结果显示

<?php
// 假设我们有一个数据库连接
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "myDB";

// 创建连接
$conn = new mysqli($servername, $username, $password, $dbname);

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

// 获取搜索关键词
$searchQuery = $_GET['q'];

// 构建SQL查询
$sql = "SELECT id, title, content FROM articles WHERE title LIKE '%$searchQuery%' OR content LIKE '%$searchQuery%'";

$result = $conn->query($sql);

if ($result->num_rows > 0) {
    // 输出数据
    while($row = $result->fetch_assoc()) {
        echo "<h2>" . $row["title"] . "</h2>";
        echo "<p>" . $row["content"] . "</p>";
    }
} else {
    echo "没有结果";
}
$conn->close();
?>

$stmt = $conn->prepare("SELECT id, title, content FROM articles WHERE title LIKE ? OR content LIKE ?");
$searchQuery = "%" . $searchQuery . "%";
$stmt->bind_param("ss", $searchQuery, $searchQuery);
$stmt->execute();
$result = $stmt->get_result();