table.php

<?php
    require_once 'login.php';
    require_once 'error.php';

    function create_table() {
        global $hn, $un, $pw, $db;
        $conn = new mysqli($hn, $un, $pw, $db);
        if($conn->connect_error) die(mysqli_fatal_error());

        $query = "CREATE TABLE info (
            Id SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT,
            Name VARCHAR(32) NOT NULL,
            Content TEXT NOT NULL,
            PRIMARY KEY (Id)
    )";

        $result = $conn->query($query);
        if (!$result) die(mysqli_fatal_error());

        if (!$result) $result->close();
        $conn->close();
    }

    $flag = false;