/*delete post from bookmark folder*/
            $(document).on('click', '.delete_bookmark', function (event) {
                event.preventDefault();
                /* Act on the event */
                let post_id = $(this).data('post-id');
                let this_btn = $(this);
                $.post(del_book_mark,
                    {
                        _token: _token,
                        post_id: post_id,
                        target: 'delete_bookmark',
                    },
                    function (data, textStatus, xhr) {
                        /*optional stuff to do after success */
                        if (data.success) {
                            this_btn.addClass('add_to_bookmark no_danger_text').removeClass('mydanger_text').removeClass('delete_bookmark');
                            this_btn.children().toggleClass('bi-bookmark-plus');
                            /*refresh post list and set number of post*/
                            let active_folder = $('.bookmark_folder .active_folder');
                            let total_post = parseInt(active_folder.find('.total_post').text());
                            active_folder.find('.total_post').text(total_post - 1);
                            active_folder.trigger('click');
                        } else {
                            alert(data.msg);
                        }
                    });
            });