Detailed explanation of php mysql operation mysql_connect to connect to the database instance

mysql_connect introduction

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 is returned, if the connection fails, FALSE is 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";
}
?>

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