I am getting this error:
Access denied for user ''@'localhost' (using password: NO)
The code passes the mysqli_connect but fails on mysql_select_db($db); below is my code:
$conn = mysqli_connect($host,'segokaku_user','SegokakuDB',$db); 
if (mysqli_connect_errno()) { 
   echo "Failed to connect to MySQL: " . mysqli_connect_error(); 
} 
$db_selected = mysql_select_db($db); 
if (!$db_selected) { 
    echo 'Can\'t use database : ' . mysql_error();
}
 
     
    