mysqli connect php

mysqli connect php

The PHP mysqli connect function is used to connect MySQL database server. This function was introduced in PHP Version 5 and works works in all the later versions.

<?php
For local server=>
  $username = "root";
  $password = "";
  $hostname = "localhost";
  $dbname = "my_database";

For Live server=>  
   $server= "localhost";
   $username  = "root";
   $password= "password";
   $dbname = "my_database";

   //Creating a connection
   $link = mysqli_connect($server, $username, $password, $dbname);

   if($con){
      print("Connected Successfully");
   }else{
      print("Failed ");
   }

PHP mysqli_select database function
The mysqli_select_db function is used to select a database.
mysqli_select_db($link ,$dbname );
?>