Bootstrap Button
bootstrap button 當在用於觸發頁面內功能（例如折疊內容），而不是連結到新頁面或當前頁面中某一部分的 a> 元素上使用按鈕class 時，這些連結應該被賦予 role=button 以適當地傳達他們的
Use Bootstrap's custom b-button component for actions in forms, dialogs, and more Includes support for a handful of contextual variations, sizes, states, and bootstrap button Bootstrap 4 allows applying button styles to radio buttons and checkboxes to make use of toggle feature You can provide toggling of checkboxes and radio
bootstrap button 當在用於觸發頁面內功能（例如折疊內容），而不是連結到新頁面或當前頁面中某一部分的 a> 元素上使用按鈕class 時，這些連結應該被賦予 role=button 以適當地傳達他們的
bootstrap card Use Bootstrap's custom b-button component for actions in forms, dialogs, and more Includes support for a handful of contextual variations, sizes, states, and
Bootstrap 4 allows applying button styles to radio buttons and checkboxes to make use of toggle feature You can provide toggling of checkboxes and radio