<?php
$mysqli = new mysqli("$host","$user","$password","$db");

if ($mysqli -> connect_errno) {
  echo "Konekcija nije uspjela: " . $mysqli -> connect_error;
  exit();
}
?>


<?php
 
 
$dsn= "mysql:host=$host;dbname=$db";
 
try{
 $conn = new PDO($dsn, $username, $password);
 
 // display a message if connected to database successfully
 if($conn){
 echo "Konekcija je uspjela";
        }
}catch (PDOException $e){

 echo $e->getMessage();
}