How to make connection SQL Server 2000 in PHP 5.4

sqlsvr2k

http://robsphp.blogspot.com/2012/09/how-to-install-microsofts-sql-server.html
https://stackoverflow.com/questions/19783613/how-to-connect-to-mssql-2000-from-php-5-3-and-up/19787528#19787528
https://onedrive.live.com/?cid=669ee24817961774&id=669EE24817961774%21720

test-connection

<?php
$serverName = "serverName\sqlexpress"; //serverName\instanceName

// Since UID and PWD are not specified in the $connectionInfo array,
// The connection will be attempted using Windows Authentication.
$connectionInfo = array( "Database"=>"dbName");
$conn = sqlsrv_connect( $serverName, $connectionInfo);

if( $conn ) {
     echo "Connection established.<br />";
}else{
     echo "Connection could not be established.<br />";
     die( print_r( sqlsrv_errors(), true));
}
?>