# 连接数据库
~~~
<?php
$con = mysql_connect("localhost","peter","abc123");
if (!$con)
{
die('Could not connect: ' . mysql_error());
}
else{
echo "success";
}
?>
~~~
# 关闭数据库
~~~
<?php
$con = mysql_connect("localhost","peter","abc123");
if (!$con)
{
die('Could not connect: ' . mysql_error());
}
else{
echo "success";
}
mysql_close($con);
?>
~~~
