PHP Bootstrap 4 navigation menu with sub-menu's

Question

ORIGINAL POST

I want to create a navigation menu in PHP with Bootstrap 4. Problem is that one of the

\'s is not right (the on

Answer 1

I have maked some changes for bootstrap 4.1

prepare("SELECT * FROM menu WHERE status = 1 ORDER BY position ASC");
    if($sql->execute()) {
        while ($row = $sql->fetch(PDO::FETCH_ASSOC)) {
            $array[$row['menu_sub_id']][] = $row;
        }
        main_menu1($array);
    }
}
function main_menu1($array, $parent_id = false) {
    if(!empty($array[$parent_id])) {
        foreach ($array[$parent_id] as $item) {
            if ($item['dropdown'] == false) {
                echo '
' . $item['name'] . '
';
            }
            elseif ($item['dropdown'] == true) {
                echo '
' . $item['name'] . '';
                sub_menu1($array, $item['menu_id']);
                echo '
';
            }
        }
    }
}
function sub_menu1($array = array(), $parent_id = false) {
    if(!empty($array[$parent_id])) {
        echo '
';
        foreach ($array[$parent_id] as $item) {
            if ($item['dropdown'] == false) {
                echo '
' . $item['name'] . '
';
            }
            elseif ($item['dropdown'] == true) {
                echo '
' . $item['name'] . '';
                sub_sub_menu1($array, $item['menu_id']);
                echo '
';
            }
        }
        echo "
";
    }
}

function sub_sub_menu1($array = array(), $parent_id = false) {
    if(!empty($array[$parent_id])) {
        echo '
';
        foreach ($array[$parent_id] as $item) {
            if ($item['dropdown'] == false) {
                echo '
' . $item['name'] . '
';
            }
        }
        echo "
";
    }
}
?>

    
        
    
    

        

            
        
    

also some SQL info

CREATE TABLE `menu` (
    `menu_id` int(11) NOT NULL,
    `menu_sub_id` int(11) NOT NULL,
    `added` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    `status` int(1) NOT NULL DEFAULT '1',
    `href` varchar(150) NOT NULL,
    `class` varchar(150) NOT NULL,
    `position` int(3) NOT NULL,
    `name` varchar(150) NOT NULL,
    `description` varchar(500) NOT NULL,
    `dropdown` int(11) NOT NULL,
    `sub_menu` int(1) NOT NULL,
    `sub_sub_menu` int(1) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

ALTER TABLE `menu`
    ADD PRIMARY KEY (`menu_id`);

ALTER TABLE `menu` 
    MODIFY `menu_id` int(11) NOT NULL AUTO_INCREMENT;
COMMIT;