delete_post.php

<?php 
//session_start();

//if(! isset($_SESSION['loggedin']))
//exit('akses dilarang, silahkan login dulu');

include_once('config.php');

$id = $_GET['id'];

$query = mysqli_query($mysqli, 'DELETE FROM posts WHERE id ='. $id);

    if($query){
        header('Location: index.php');
    }else{
            exit('Deleting Failed : '. mysqli_error($mysqli));
        }

?>