我创建了一个 php 文件,它在我的服务器上。在我从 chrome 打开 php 文件后,它显示“无法找到数据库”。
<?php
$dbhost = "fdb7.biz.nf";
$database = "2065616_knurum";
$username = "2065616_knurum";
$dbpass = "XXXXXXXXX";
mysqli_connect($dbhost, $username, $dbpass, $database);
@mysql_select_db($database) or die("Unable to find database");
$name = isset($_GET["name"]) ? $_GET["name"] : '';
$message = isset($_GET["message"]) ? $_GET["message"] : '';
$query = "INSERT INTO test VALUES ('', '$name', '$message')";
mysql_query($query) or die (mysql_error("error"));
mysql_close();
echo"hello";
?>
经过几位帮助者的评论,这是正确的解决方案,并且有效。感谢所有回复的帮助者。
$dbhost = "fdb7.biz.nf";
$database = "2065616_knurum";
$username = "2065616_knurum";
$dbpass = "XXXXXXXX";
$link = mysqli_connect($dbhost, $username, $dbpass, $database);
if (!$link) {
echo "Error: Unable to connect to MySQL." . PHP_EOL;
echo "Debugging errno: " . mysqli_connect_errno() . PHP_EOL;
echo "Debugging error: " . mysqli_connect_error() . PHP_EOL;
exit;
}
$name = isset($_GET["name"]) ? $_GET["name"] : '';
$message = isset($_GET["message"]) ? $_GET["message"] : '';
$query = "INSERT INTO test VALUES ('', '$name', '$message')";
mysqli_query($link, $query) or die (mysqli_error("error"));
echo "Success: A proper connection to MySQL was made! The my_db database is great." . PHP_EOL;
echo "Host information: " . mysqli_get_host_info($link) . PHP_EOL;
mysqli_close($link);
?>
最佳答案
1) check your database spelling.
2) have you given all the required privileges to user?
3) username and password is correct ?
关于php - 找不到数据库,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/36512736/