<?php
 function connection() {
   try {
     $host = "localhost";
     $charset = "utf8";
     $user = "my_username";
     $pass = "my_pass";
     $db = "my_db_name";
     $dsn = "mysql:host=$host;dbname=$db;charset=$charset";

     $options = array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION, PDO::ATTR_EMULATE_PREPARES => false, PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC);
     $conn = new PDO ($dsn, $user, $pass, $options);

     } catch (PDOException $e) {
         $output = "We are unable to connect from database";
         $file = "error_log.php";
         $err_msg = $e->getMessage() " This error occured on <?php echo date("d/m/y i:m:s A");?>";
         file_put_contents($file, $err_msg);
         include 'inc/script-error.php';
     }
         $output = "Connection with database was successfull.";
         include 'inc/script-success.php';
 }
?>