php导入txt到mysql

<?php
// 数据库连接配置
$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);
}

// 打开TXT文件
$file = fopen("data.txt", "r") or die("无法打开文件!");

// 读取文件并插入数据
while (!feof($file)) {
    $line = fgets($file);
    $fields = explode("\t", trim($line)); // 假设字段用制表符分隔

    $sql = "INSERT INTO myTable (field1, field2, field3) VALUES (?, ?, ?)";
    $stmt = $conn->prepare($sql);
    $stmt->bind_param("sss", $fields[0], $fields[1], $fields[2]);

    if ($stmt->execute()) {
        echo "记录插入成功\n";
    } else {
        echo "Error: " . $sql . "<br>" . $conn->error;
    }
}

// 关闭文件和数据库连接
fclose($file);
$stmt->close();
$conn->close();
?>