连接 MySQL服务器 连接 MySQL服务器 )Warning: mysqli connectO:(HY000/1045): Access denied for user ' root' @'localhost'(using password: YES) in C: lwamp64wwwl1111-1php on line 2 Call stack Time Memor Function Location 10.0010 3620608{main}O 11-1 php: 0 0.0010 362712 mysqli connect() .11-1php:2 连接失败 pnp db=@ mysqli_connect( localhost;'root123456) or die(“无法连 接数据库”) pint(“成功连接服务器”) mysqli_close(Sdb)连接MySQL服务器 连接MySQL服务器  <?php  $db=@mysqli_connect('localhost','root','123456') or die(“无法连 接数据库”);  print（“成功连接服务器”）；  mysqli_close($db);