我正在制作一个简单的页面来测试数据库连接。当我试图从我的浏览器访问它时,它说:
服务器错误
网站在检索http://localhost:8888/blah/blah/test.php
时遇到错误。可能是停机维护或配置不正确。
以下是一些建议:
稍后重新加载此网页。HTTP错误500(内部服务器错误):服务器试图完成请求时遇到意外情况。
我所做的只是连接到数据库并显示表。以下是目前为止我所掌握的php代码:
<?php
// Get Variables
$dbname = $_GET["dbname"];
$dbusername = $_GET["dbusername"];
$dbpass = $_GET["dbpass"];
$dbhost = $_GET["dbhost"];
$connection = mysql_connect("$dbhost","$dbusername","$dbpass");
if (!$connection)
{
die('Could not connect: ' . mysql_error());
}
else
{
echo "Connected";
$dbcheck = mysql_select_db("$dbname");
if (!$dbcheck) {
echo mysql_error();
}else{
echo "<p>Successfully connected to the database '" . $database . "'</p>\n";
// Check tables
$sql = "SHOW TABLES FROM `$database`";
$result = mysql_query($sql);
if (mysql_num_rows($result) > 0) {
echo "<p>Available tables:</p>\n";
echo "<pre>\n";
while ($row = mysql_fetch_row($result)) {
echo "{$row[0]}\n";
}
echo "</pre>\n";
} else {
echo "<p>The database '" . $database . "' contains no tables.</p>\n";
echo mysql_error();
}
}
// some code
mysql_close($con);
?>
我在wamp apache日志中的错误是:
[03-Feb-2013 22:47:37 UTC] PHP Parse error: syntax error, unexpected end of file in /Applications/MAMP/htdocs/coursemanager/default/verify1.php on line 52
文件的意外结尾是什么?
最佳答案
你忘了结尾有一个}要关闭:else{ echo "Connected";
<?php
// Get Variables
$dbname = $_GET["dbname"];
$dbusername = $_GET["dbusername"];
$dbpass = $_GET["dbpass"];
$dbhost = $_GET["dbhost"];
$connection = mysql_connect("$dbhost", "$dbusername", "$dbpass");
if (!$connection) {
die('Could not connect: ' . mysql_error());
} else {
echo "Connected";
$dbcheck = mysql_select_db("$dbname");
if (!$dbcheck) {
echo mysql_error();
} else {
echo "<p>Successfully connected to the database '" . $database . "'</p>\n";
// Check tables
$sql = "SHOW TABLES FROM `$database`";
$result = mysql_query($sql);
if (mysql_num_rows($result) > 0) {
echo "<p>Available tables:</p>\n";
echo "<pre>\n";
while ($row = mysql_fetch_row($result)) {
echo "{$row[0]}\n";
}
echo "</pre>\n";
} else {
echo "<p>The database '" . $database . "' contains no tables.</p>\n";
echo mysql_error();
}
}
}
// some code. no need to close mysql and no need to close php
关于php - 简单的PHP数据库连接,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/14718260/