We use this extra class to reduce the horizontal padding on either side of the caret by 25% and remove the margin-left that’s added for regular button dropdowns. dropdown-toggle-split for proper spacing around the dropdown caret. Similarly, create split button dropdowns with virtually the same markup as single button dropdowns, but with the addition of. Action Another action Something else here Separated link Split button Here’s how you can put them to work with either elements: btn can be turned into a dropdown toggle with some markup changes. Dropdowns can be triggered from or elements to better fit your potential needs. dropdown, or another element that declares position: relative. Wrap the dropdown’s toggle (your button or link) and the dropdown menu within. dropdown-item elements using the cursor keys and close the menu with the ESC key. However, Bootstrap does add built-in support for most standard keyboard menu interactions, such as the ability to move through individual. Authors will have to include these more specific attributes themselves. For this reason, Bootstrap does not expect (nor automatically add) any of the role and aria- attributes required for true ARIA menus. For instance, it is possible to create dropdowns that contain additional inputs and form controls, such as search fields or login forms. ARIA menus can only contain menu items, checkbox menu items, radio button menu items, radio button groups, and sub-menus.īootstrap’s dropdowns, on the other hand, are designed to be generic and applicable to a variety of situations and markup structures. The WAI ARIA standard defines an actual role='menu' widget, but this is specific to application-like menus which trigger actions or functions. If you’re building our JavaScript from source, it requires util.js. Popper.js isn’t used to position dropdowns in navbars though as dynamic positioning isn’t required. Be sure to include before Bootstrap’s JavaScript or use / which contains Popper.js. They’re toggled by clicking, not by hovering this is an intentional design decision.ĭropdowns are built on a third party library, Popper.js, which provides dynamic positioning and viewport detection. They’re made interactive with the included Bootstrap dropdown JavaScript plugin. Overviewĭropdowns are toggleable, contextual overlays for displaying lists of links and more. properties with the list values.Toggle contextual overlays for displaying lists of links and more with the Bootstrap dropdown plugin. The Dropdown menu can also be used with the header, divider, disable, etc.

The drop-down menu is used to select a single value from the list at a time. The drop up menu with blue color background by primary The drop down menu with light blue color background by warningĭropUp Menu Example: class=”dropup” gives you a drop up feature in bootstrap. It has header property to give a heading to know the user about drop down values within that header.ĭropdown menu with disable values example: class=”disabled” is used to disable required values from the drop-down list. The drop down menu with light blue color background by infoīutton style. It has divider property to divider value by value with a line.ĭropdown menu with header example: class=”dropdown-header” is used to separate the drop-down list values with different headings to make the user to aware of that values. The drop down menu with green color background by successīutton style.

The drop down menu with blue color background by primaryĭropdown menu with divider example: class=”divider” is used to divide the drop-down list values. Given below are the examples of Bootstrap Dropdown Menu: Example #1 Includes bootstrap libraries Examples of Bootstrap Dropdown Menu Includes bootstrap feature in our application, we must specify some pre-defined libraries inside our application.

class=”btn btn-danger dropdown-toggle”: Drop-down list with light red color.class=”btn btn-warning dropdown-toggle”: Drop-down list with light yellow color.class=”btn btn-info dropdown-toggle”: Drop-down list with light blue color.class=”btn btn-success dropdown-toggle”: Drop-down list with green color.class=”btn btn-primary dropdown-toggle”: Drop-down list with blue color.class=”btn btn-default dropdown-toggle”: Drop-down list with white color.class=”btn btn dropdown-toggle”: Drop-down list with light brown color.In bootstrap navigation bar feature works based on data-toggle=”dropdown”ĭata-toggle=”dropdown”: Makes button to drop-down list How does Collapse Side Bar Work in Bootstrap?

Bootstrap caret