// INDEX php

       <div id="page-wrapper">

            <div class="container-fluid">

                <!-- Page Heading -->
                <div class="row">
                    <div class="col-lg-12">
                        <h1 class="page-header">
                            Dashboard
                            <small>Subheading</small>

                        </h1>


                    <?php

                    $user = new User();
                    $users = $user->find_all_users($user);
                    foreach($users as $user) {
                    echo $user->id . "<br>";

                    }
?>

// User php


<?php

class User {


    public $id;
    public $username;
    public $password;
    public $first_name;
    public $last_name;




public function find_all_users() {
global $database;
return self::find_this_query("SELECT * FROM users");
}

public function find_user_by_id($user_id) {
global $database;
$result_set = self::find_this_query("SELECT* FROM users WHERE id = $user_id LIMIT 1");
$found_user = mysqli_fetch_array($result_set);
return $found_user;
}


public function find_this_query($sql) {
global $database;
$result_set = $database->query($sql);
$the_object_array = array();

    while($row = mysqli_fetch_array($result_set)) {
    $the_object_array[] =  self::instantation($row);
    }


return $the_object_array;
}

public function instantation($the_record) {

    $the_object = new self;

//    $the_object->id = $found_user['id'];
//    $the_object->username = $found_user['username'];
//    $the_object->password = $found_user['password'];
//    $the_object->first_name = $found_user['first_name'];
//    $the_object->last_name = $found_user['last_name'];


    foreach ($the_record as $the_attribute => $value) {

        if ($the_object->has_the_attribute($the_attribute)) {

            $the_object->$the_attribute = $value;
        }

    }

    return $the_object;
}

private function has_the_attribute($the_attribute) {

   $object_properties = get_object_vars($this);

    array_key_exists($the_attribute, $object_properties);

}
}

?>