<?php

function connect(){

$servername = "localhost";
$username = "root";
$password = "";
$dbName = "blog";

try {
    $pdo = new PDO("mysql:host=$servername;dbname=$dbName", $username, $password);
    // set the PDO error mode to exception
    $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
    echo "Connected successfully";
    }
catch(PDOException $e)
    {
    echo "Connection failed: " . $e->getMessage();
    }

}

connect();

$stmt = $pdo->prepare("SELECT ID, Title, Text FROM blog_posts");
$stmt->execute();