php mysql operation mysql_connect connects to the database
PHP must first connect to the specified database to operate the database. You can use the PHP mysql_connect function to connect to the database. This article introduces how to use the mysql_connect function and examples. Friends who need it can refer to it
Introduction to mysql_connect
php mysql_connect is used to connect to the mysql server. This function has multiple parameters, but we generally only need to understand the following three parameters:
mysql_connect(server,user,pwd)
Parameter introduction:
server -- mysql server address
user -- server user name
pwd -- Server login password
If the connection is successful, a MySQL connection ID will be returned. If the connection fails, FALSE will be returned.
mysql_connect instance
<?php
$host="mysql153.secureserver.net";
$uname="root";
$pass="password";
$connection= mysql_connect ($host, $uname, $pass);
if (! $connection) {
die ("mysql服务器连接失败");
} else {
echo "恭喜你！mysql服务器连接成功";
}
?>The above is the entire content of this article, I hope it will be helpful to everyone's learning.
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