�
            var toastElList = [].slice.call(document.querySelectorAll('.toast'));
            var toastList = toastElList.map(function(toastEl) {
                return new bootstrap.Toast(toastEl);
            });
            
            // 初始化警告提示
            var alertList = [].slice.call(document.querySelectorAll('.alert'));
            alertList.map(function(alertEl) {
                return new bootstrap.Alert(alertEl);
            });
        }
        
        // 顯示錯誤提示
 