<?php
  function get_db() {
  	$dbname="DB_NAME";
    $dbhost="DB_HOST";
    $dbuser="DB_USER";
    $dbpass="DB_PASS";
  	try {
  	    $dbConnection = new PDO("mysql:host=$dbhost;dbname=$dbname", $dbuser, $dbpass,
                                array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET CHARACTER SET `utf8`"));
  	    $dbConnection->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
  	} catch (PDOException $e) {
  		die('CONNECT_ERROR');
  		error_log('DB_CONNECT_ERROR:'.$e->getMessage());
  	}
    return $dbConnection;
  }