<?php
    session_start();

	class DB {
		private $conn;
		private $servername = "localhost";
		private $username = "user";
		private $password = "pass";
        private $charset = "UTF8MB4"; // if your db does not use CHARSET=UTF8MB4, you should probably be fixing that
        private $options = [
            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION, // highly recommended
            PDO::ATTR_EMULATE_PREPARES => false // ALWAYS! ALWAYS! ALWAYS!
        ];


		public function __construct(){
			try {
                $dns = "mysql:host=$this->servername;dbname=$this->username;charset=$this->charset";
				$this->conn = new PDO($dns, $this->username, $this->password,$this->options);

			} catch(PDOException $e){
				echo "Connection failed: " . $e->getMessage();
			}

		}
    }
?>