Dropdowns

Toggle contextual obducit ad indicem nexuum et magis cum Bootstrap dropdown plugin ostendendo.

In hac pagina

Overview

Guttae sunt toggleabiles, contextuales obducat ad indices nexuum et plura ostendendos. Interactive fiunt cum inclusa Bootstrap dropdown JavaScript plugin. strepitando, non volando; Hoc consilium est consilium voluntarium .

Guttae in tertia factionis bibliotheca, Popper , quae dynamicam positionem et aspectum deprehensionem praebet. Vide includere popper.min.js ante Bootstrap JavaScript vel usus bootstrap.bundle.min.js/ bootstrap.bundle.jsquod continet Popper. Popper in navbaribus positis stillicidiis usus non est, quamquam positus dynamicus non requiritur.

Accessibility

Vexillum WAI ARIA actualem notionem definit role="menu", sed hoc specificum est applicationis quasi menus, qui actus vel munera trigger. ARIA menus non potest tantum continere menu, checkbox menu items, puga pyga radiophonica, circulos globulos radiophonicos, et sub-menus.

Stillicidium Bootstrap, contra, genera esse dicuntur et variis condicionibus ac notae structurae applicari. Exempli gratia, stillicidia creare potest quae additional initibus ac moderantibus formas continent, sicut quaerere agros vel formas login. Quam ob rem, Bootstrap non exspectat (nee automatice addendi) aliquem ex attributis roleet aria-attributis pro vero ARIA menus requisitis. Auctores haec subtilius ipsa attributa complecti debebunt.

Nihilominus, Bootstrap constructum-in subsidiis ad plus claviaturae menu interactionum vexillum addit, ut facultas movendi per singula .dropdown-itemelementa utens clavibus cursori et ESCclavem claudat.

Exempla

Involve dropdown's toggle (button vel ligamen tuum) et in menu dropdown intus .dropdown, vel aliud elementum quod declarat position: relative;. Guttae urguere possunt ex elementis <a>vel <button>ad necessitates potentiales melius aptandas. Exempla hic ostenduntur <ul>elementis semanticis ubi opportunis utuntur, sed consuetudo notae confirmatur.

Unius button

Quaevis una .btnverti potest in stillicidium cum quibusdam notis mutationibus. Ecce quomodo potes eos laborare cum <button>elementis;

<div class="dropdown">
  <button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuButton1" data-bs-toggle="dropdown" aria-expanded="false">
    Dropdown button
  </button>
  <ul class="dropdown-menu" aria-labelledby="dropdownMenuButton1">
    <li><a class="dropdown-item" href="#">Action</a></li>
    <li><a class="dropdown-item" href="#">Another action</a></li>
    <li><a class="dropdown-item" href="#">Something else here</a></li>
  </ul>
</div>

Et cum <a>elementis;

<div class="dropdown">
  <a class="btn btn-secondary dropdown-toggle" href="#" role="button" id="dropdownMenuLink" data-bs-toggle="dropdown" aria-expanded="false">
    Dropdown link
  </a>

  <ul class="dropdown-menu" aria-labelledby="dropdownMenuLink">
    <li><a class="dropdown-item" href="#">Action</a></li>
    <li><a class="dropdown-item" href="#">Another action</a></li>
    <li><a class="dropdown-item" href="#">Something else here</a></li>
  </ul>
</div>

Optima pars est, hoc facere potes cum aliqua conjunctione variantis, etiam:

<!-- Example single danger button -->
<div class="btn-group">
  <button type="button" class="btn btn-danger dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Action
  </button>
  <ul class="dropdown-menu">
    <li><a class="dropdown-item" href="#">Action</a></li>
    <li><a class="dropdown-item" href="#">Another action</a></li>
    <li><a class="dropdown-item" href="#">Something else here</a></li>
    <li><hr class="dropdown-divider"></li>
    <li><a class="dropdown-item" href="#">Separated link</a></li>
  </ul>
</div>

Scinditur button

Similiter, stillicidiis globulorum scissilis crea cum eodem fere signo ut stillicidiis globulorum unius, sed cum additione .dropdown-toggle-splitpropriae spatii circa dropdown caret.

Hoc extra genus utimur ad redigendum horizontalem paddingin utraque parte custodiae per 25% et removendum margin-leftquod additum est pro stillicidiis bullis regularibus. Illae extra mutationes custodiunt custodias in botones scissuras versatas et aptius amplitudo aream proximam cum globulo principali praebent.

<!-- Example split danger button -->
<div class="btn-group">
  <button type="button" class="btn btn-danger">Action</button>
  <button type="button" class="btn btn-danger dropdown-toggle dropdown-toggle-split" data-bs-toggle="dropdown" aria-expanded="false">
    <span class="visually-hidden">Toggle Dropdown</span>
  </button>
  <ul class="dropdown-menu">
    <li><a class="dropdown-item" href="#">Action</a></li>
    <li><a class="dropdown-item" href="#">Another action</a></li>
    <li><a class="dropdown-item" href="#">Something else here</a></li>
    <li><hr class="dropdown-divider"></li>
    <li><a class="dropdown-item" href="#">Separated link</a></li>
  </ul>
</div>

inspectionem

Button dropdowns operantur cum globulis omnium magnitudinum, incluso defalta et scissurae globuli stillicidii.

<!-- Large button groups (default and split) -->
<div class="btn-group">
  <button class="btn btn-secondary btn-lg dropdown-toggle" type="button" data-bs-toggle="dropdown" aria-expanded="false">
    Large button
  </button>
  <ul class="dropdown-menu">
    ...
  </ul>
</div>
<div class="btn-group">
  <button class="btn btn-secondary btn-lg" type="button">
    Large split button
  </button>
  <button type="button" class="btn btn-lg btn-secondary dropdown-toggle dropdown-toggle-split" data-bs-toggle="dropdown" aria-expanded="false">
    <span class="visually-hidden">Toggle Dropdown</span>
  </button>
  <ul class="dropdown-menu">
    ...
  </ul>
</div>

<div class="btn-group">
  <button class="btn btn-secondary btn-sm dropdown-toggle" type="button" data-bs-toggle="dropdown" aria-expanded="false">
    Small button
  </button>
  <ul class="dropdown-menu">
    ...
  </ul>
</div>
<div class="btn-group">
  <button class="btn btn-secondary btn-sm" type="button">
    Small split button
  </button>
  <button type="button" class="btn btn-sm btn-secondary dropdown-toggle dropdown-toggle-split" data-bs-toggle="dropdown" aria-expanded="false">
    <span class="visually-hidden">Toggle Dropdown</span>
  </button>
  <ul class="dropdown-menu">
    ...
  </ul>
</div>

Tenebris dropdowns

Optare in stillicidiis obscurioribus ut navbarum vel stylum morem obscurum addendo .dropdown-menu-darksuper existentem componas .dropdown-menu. Nullae mutationes requiruntur ad dropdown items.

<div class="dropdown">
  <button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuButton2" data-bs-toggle="dropdown" aria-expanded="false">
    Dropdown button
  </button>
  <ul class="dropdown-menu dropdown-menu-dark" aria-labelledby="dropdownMenuButton2">
    <li><a class="dropdown-item active" href="#">Action</a></li>
    <li><a class="dropdown-item" href="#">Another action</a></li>
    <li><a class="dropdown-item" href="#">Something else here</a></li>
    <li><hr class="dropdown-divider"></li>
    <li><a class="dropdown-item" href="#">Separated link</a></li>
  </ul>
</div>

Posito uti in navbar;

<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
  <div class="container-fluid">
    <a class="navbar-brand" href="#">Navbar</a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNavDarkDropdown" aria-controls="navbarNavDarkDropdown" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNavDarkDropdown">
      <ul class="navbar-nav">
        <li class="nav-item dropdown">
          <a class="nav-link dropdown-toggle" href="#" id="navbarDarkDropdownMenuLink" role="button" data-bs-toggle="dropdown" aria-expanded="false">
            Dropdown
          </a>
          <ul class="dropdown-menu dropdown-menu-dark" aria-labelledby="navbarDarkDropdownMenuLink">
            <li><a class="dropdown-item" href="#">Action</a></li>
            <li><a class="dropdown-item" href="#">Another action</a></li>
            <li><a class="dropdown-item" href="#">Something else here</a></li>
          </ul>
        </li>
      </ul>
    </div>
  </div>
</nav>

Directiones

RTL

Directiones speculantur cum Bootstrap in RTL utens, significatio .dropstartin parte dextra apparebit.

Dropup

Menus felis dropdown super elementis addendo .dropupad elementum parentis.

<!-- Default dropup button -->
<div class="btn-group dropup">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Dropup
  </button>
  <ul class="dropdown-menu">
    <!-- Dropdown menu links -->
  </ul>
</div>

<!-- Split dropup button -->
<div class="btn-group dropup">
  <button type="button" class="btn btn-secondary">
    Split dropup
  </button>
  <button type="button" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" data-bs-toggle="dropdown" aria-expanded="false">
    <span class="visually-hidden">Toggle Dropdown</span>
  </button>
  <ul class="dropdown-menu">
    <!-- Dropdown menu links -->
  </ul>
</div>

Dropright

Menus felis tellus elementum dextram elementorum addendo .dropendad parentem.

<!-- Default dropend button -->
<div class="btn-group dropend">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Dropright
  </button>
  <ul class="dropdown-menu">
    <!-- Dropdown menu links -->
  </ul>
</div>

<!-- Split dropend button -->
<div class="btn-group dropend">
  <button type="button" class="btn btn-secondary">
    Split dropend
  </button>
  <button type="button" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" data-bs-toggle="dropdown" aria-expanded="false">
    <span class="visually-hidden">Toggle Dropright</span>
  </button>
  <ul class="dropdown-menu">
    <!-- Dropdown menu links -->
  </ul>
</div>

Dropleft

Menus felis tellus elementum sinistrum addendo .dropstartad parentis elementum.

<!-- Default dropstart button -->
<div class="btn-group dropstart">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Dropstart
  </button>
  <ul class="dropdown-menu">
    <!-- Dropdown menu links -->
  </ul>
</div>

<!-- Split dropstart button -->
<div class="btn-group">
  <div class="btn-group dropstart" role="group">
    <button type="button" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" data-bs-toggle="dropdown" aria-expanded="false">
      <span class="visually-hidden">Toggle Dropstart</span>
    </button>
    <ul class="dropdown-menu">
      <!-- Dropdown menu links -->
    </ul>
  </div>
  <button type="button" class="btn btn-secondary">
    Split dropstart
  </button>
</div>

Uti <a>vel <button>elementis ut tellus items potes.

<div class="dropdown">
  <button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenu2" data-bs-toggle="dropdown" aria-expanded="false">
    Dropdown
  </button>
  <ul class="dropdown-menu" aria-labelledby="dropdownMenu2">
    <li><button class="dropdown-item" type="button">Action</button></li>
    <li><button class="dropdown-item" type="button">Another action</button></li>
    <li><button class="dropdown-item" type="button">Something else here</button></li>
  </ul>
</div>

Potes etiam creare non-interactive dropdown items cum .dropdown-item-text. Libenter sentire cum consuetudine CSS vel textu utilitatis edicere.

<ul class="dropdown-menu">
  <li><span class="dropdown-item-text">Dropdown item text</span></li>
  <li><a class="dropdown-item" href="#">Action</a></li>
  <li><a class="dropdown-item" href="#">Another action</a></li>
  <li><a class="dropdown-item" href="#">Something else here</a></li>
</ul>

Active

Add .activeto items in the dropdown to style them as active . Status activus ad technologias adiuvandas deferat, aria-currentattributo utere — utens pagevalore paginae hodiernae vel trueitem in statuto currenti.

<ul class="dropdown-menu">
  <li><a class="dropdown-item" href="#">Regular link</a></li>
  <li><a class="dropdown-item active" href="#" aria-current="true">Active link</a></li>
  <li><a class="dropdown-item" href="#">Another link</a></li>
</ul>

debilitatum

Add .disabledto items in the dropdown to style them as disabled .

<ul class="dropdown-menu">
  <li><a class="dropdown-item" href="#">Regular link</a></li>
  <li><a class="dropdown-item disabled" href="#" tabindex="-1" aria-disabled="true">Disabled link</a></li>
  <li><a class="dropdown-item" href="#">Another link</a></li>
</ul>

Defalta, menu guttatim a summo C% ipso et in sinistro parentis sui latere collocatur. Hoc mutare potes cum .drop*classibus directionalibus, sed moderari etiam potes cum classibus additis determinativis.

Adde .dropdown-menu-endad .dropdown-menudextram align menu. Directiones speculantur cum Bootstrap in RTL utens, significatio .dropdown-menu-endin latere sinistro apparebit.

Capita! Guttae gratiae Poppaeae collocantur nisi cum in navbar continentur.

<div class="btn-group">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Right-aligned menu example
  </button>
  <ul class="dropdown-menu dropdown-menu-end">
    <li><button class="dropdown-item" type="button">Action</button></li>
    <li><button class="dropdown-item" type="button">Another action</button></li>
    <li><button class="dropdown-item" type="button">Something else here</button></li>
  </ul>
</div>

Responsivum alignment

Si alignment responsiva uti voles, inactivare positionis dynamicam addito data-bs-display="static"attributo et utere variationi responsiva classium.

Ad align rectam menu dropdown dato breakpoint vel majori, adde .dropdown-menu{-sm|-md|-lg|-xl|-xxl}-end.

<div class="btn-group">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static" aria-expanded="false">
    Left-aligned but right aligned when large screen
  </button>
  <ul class="dropdown-menu dropdown-menu-lg-end">
    <li><button class="dropdown-item" type="button">Action</button></li>
    <li><button class="dropdown-item" type="button">Another action</button></li>
    <li><button class="dropdown-item" type="button">Something else here</button></li>
  </ul>
</div>

Ad align left menu dropdown dato breakpoint aut majoribus, adde .dropdown-menu-endet .dropdown-menu{-sm|-md|-lg|-xl|-xxl}-start.

<div class="btn-group">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static" aria-expanded="false">
    Right-aligned but left aligned when large screen
  </button>
  <ul class="dropdown-menu dropdown-menu-end dropdown-menu-lg-start">
    <li><button class="dropdown-item" type="button">Action</button></li>
    <li><button class="dropdown-item" type="button">Another action</button></li>
    <li><button class="dropdown-item" type="button">Something else here</button></li>
  </ul>
</div>

Nota te non opus esse data-bs-display="static"attributum globulis in navbaribus stillae, cum Popper in navbaribus non adhibetur.

Gratia diei et noctis optiones

Plurimis optionibus supra demonstratum est, hic parva culina submersa demom variarum stillarum alignment in uno loco.

<div class="btn-group">
  <button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuButton" data-bs-toggle="dropdown" aria-expanded="false">
    Dropdown
  </button>
  <ul class="dropdown-menu" aria-labelledby="dropdownMenuButton">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Right-aligned menu
  </button>
  <ul class="dropdown-menu dropdown-menu-end">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static" aria-expanded="false">
    Left-aligned, right-aligned lg
  </button>
  <ul class="dropdown-menu dropdown-menu-lg-end">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static" aria-expanded="false">
    Right-aligned, left-aligned lg
  </button>
  <ul class="dropdown-menu dropdown-menu-end dropdown-menu-lg-start">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group dropstart">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Dropstart
  </button>
  <ul class="dropdown-menu">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group dropend">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Dropend
  </button>
  <ul class="dropdown-menu">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group dropup">
  <button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
    Dropup
  </button>
  <ul class="dropdown-menu">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

Capitis

Caput addere sectiones pittacii actionum in quavis dropdown menu.

<ul class="dropdown-menu">
  <li><h6 class="dropdown-header">Dropdown header</h6></li>
  <li><a class="dropdown-item" href="#">Action</a></li>
  <li><a class="dropdown-item" href="#">Another action</a></li>
</ul>

Dividers

Singulas tabulas relatas cum divisore.

<ul class="dropdown-menu">
  <li><a class="dropdown-item" href="#">Action</a></li>
  <li><a class="dropdown-item" href="#">Another action</a></li>
  <li><a class="dropdown-item" href="#">Something else here</a></li>
  <li><hr class="dropdown-divider"></li>
  <li><a class="dropdown-item" href="#">Separated link</a></li>
</ul>

Textum

Pone aliquem textum freeformi intra menu dropdown cum textu et usu spacing utilitatum . Nota te verisimiliter opus erit stylorum amplitudines additas ad latitudinem menu constringendam.

<div class="dropdown-menu p-4 text-muted" style="max-width: 200px;">
  <p>
    Some example text that's free-flowing within the dropdown menu.
  </p>
  <p class="mb-0">
    And this is more example text.
  </p>
</div>

Formae

Formam intra menu dropdown pone, aut fac in menu dropdown, et utere margine vel Nullam utilitates ad spatium negativum quod petis dare.

<div class="dropdown-menu">
  <form class="px-4 py-3">
    <div class="mb-3">
      <label for="exampleDropdownFormEmail1" class="form-label">Email address</label>
      <input type="email" class="form-control" id="exampleDropdownFormEmail1" placeholder="[email protected]">
    </div>
    <div class="mb-3">
      <label for="exampleDropdownFormPassword1" class="form-label">Password</label>
      <input type="password" class="form-control" id="exampleDropdownFormPassword1" placeholder="Password">
    </div>
    <div class="mb-3">
      <div class="form-check">
        <input type="checkbox" class="form-check-input" id="dropdownCheck">
        <label class="form-check-label" for="dropdownCheck">
          Remember me
        </label>
      </div>
    </div>
    <button type="submit" class="btn btn-primary">Sign in</button>
  </form>
  <div class="dropdown-divider"></div>
  <a class="dropdown-item" href="#">New around here? Sign up</a>
  <a class="dropdown-item" href="#">Forgot password?</a>
</div>

<form class="dropdown-menu p-4">
  <div class="mb-3">
    <label for="exampleDropdownFormEmail2" class="form-label">Email address</label>
    <input type="email" class="form-control" id="exampleDropdownFormEmail2" placeholder="[email protected]">
  </div>
  <div class="mb-3">
    <label for="exampleDropdownFormPassword2" class="form-label">Password</label>
    <input type="password" class="form-control" id="exampleDropdownFormPassword2" placeholder="Password">
  </div>
  <div class="mb-3">
    <div class="form-check">
      <input type="checkbox" class="form-check-input" id="dropdownCheck2">
      <label class="form-check-label" for="dropdownCheck2">
        Remember me
      </label>
    </div>
  </div>
  <button type="submit" class="btn btn-primary">Sign in</button>
</form>

Utere data-bs-offsetvel data-bs-referencemutare locum dropdown.

<div class="d-flex">
  <div class="dropdown me-1">
    <button type="button" class="btn btn-secondary dropdown-toggle" id="dropdownMenuOffset" data-bs-toggle="dropdown" aria-expanded="false" data-bs-offset="10,20">
      Offset
    </button>
    <ul class="dropdown-menu" aria-labelledby="dropdownMenuOffset">
      <li><a class="dropdown-item" href="#">Action</a></li>
      <li><a class="dropdown-item" href="#">Another action</a></li>
      <li><a class="dropdown-item" href="#">Something else here</a></li>
    </ul>
  </div>
  <div class="btn-group">
    <button type="button" class="btn btn-secondary">Reference</button>
    <button type="button" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" id="dropdownMenuReference" data-bs-toggle="dropdown" aria-expanded="false" data-bs-reference="parent">
      <span class="visually-hidden">Toggle Dropdown</span>
    </button>
    <ul class="dropdown-menu" aria-labelledby="dropdownMenuReference">
      <li><a class="dropdown-item" href="#">Action</a></li>
      <li><a class="dropdown-item" href="#">Another action</a></li>
      <li><a class="dropdown-item" href="#">Something else here</a></li>
      <li><hr class="dropdown-divider"></li>
      <li><a class="dropdown-item" href="#">Separated link</a></li>
    </ul>
  </div>
</div>

Auto prope mores

Defalta, menu dropdown clauditur, cum intus vel extra dropdown menu strepitando. Optione uti potes autoCloseut mores huius dropdown mutes.

<div class="btn-group">
  <button class="btn btn-secondary dropdown-toggle" type="button" id="defaultDropdown" data-bs-toggle="dropdown" data-bs-auto-close="true" aria-expanded="false">
    Default dropdown
  </button>
  <ul class="dropdown-menu" aria-labelledby="defaultDropdown">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group">
  <button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuClickableOutside" data-bs-toggle="dropdown" data-bs-auto-close="inside" aria-expanded="false">
    Clickable outside
  </button>
  <ul class="dropdown-menu" aria-labelledby="dropdownMenuClickableOutside">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group">
  <button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuClickableInside" data-bs-toggle="dropdown" data-bs-auto-close="outside" aria-expanded="false">
    Clickable inside
  </button>
  <ul class="dropdown-menu" aria-labelledby="dropdownMenuClickableInside">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

<div class="btn-group">
  <button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuClickable" data-bs-toggle="dropdown" data-bs-auto-close="false" aria-expanded="false">
    Manual close
  </button>
  <ul class="dropdown-menu" aria-labelledby="dropdownMenuClickable">
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
    <li><a class="dropdown-item" href="#">Menu item</a></li>
  </ul>
</div>

Sass

Variabilium

Variabiles omnes dropdowns:

$dropdown-min-width:                10rem;
$dropdown-padding-x:                0;
$dropdown-padding-y:                .5rem;
$dropdown-spacer:                   .125rem;
$dropdown-font-size:                $font-size-base;
$dropdown-color:                    $body-color;
$dropdown-bg:                       $white;
$dropdown-border-color:             rgba($black, .15);
$dropdown-border-radius:            $border-radius;
$dropdown-border-width:             $border-width;
$dropdown-inner-border-radius:      subtract($dropdown-border-radius, $dropdown-border-width);
$dropdown-divider-bg:               $dropdown-border-color;
$dropdown-divider-margin-y:         $spacer * .5;
$dropdown-box-shadow:               $box-shadow;

$dropdown-link-color:               $gray-900;
$dropdown-link-hover-color:         shade-color($gray-900, 10%);
$dropdown-link-hover-bg:            $gray-200;

$dropdown-link-active-color:        $component-active-color;
$dropdown-link-active-bg:           $component-active-bg;

$dropdown-link-disabled-color:      $gray-500;

$dropdown-item-padding-y:           $spacer * .25;
$dropdown-item-padding-x:           $spacer;

$dropdown-header-color:             $gray-600;
$dropdown-header-padding:           $dropdown-padding-y $dropdown-item-padding-x;

Variables in tenebris dropdown :

$dropdown-dark-color:               $gray-300;
$dropdown-dark-bg:                  $gray-800;
$dropdown-dark-border-color:        $dropdown-border-color;
$dropdown-dark-divider-bg:          $dropdown-divider-bg;
$dropdown-dark-box-shadow:          null;
$dropdown-dark-link-color:          $dropdown-dark-color;
$dropdown-dark-link-hover-color:    $white;
$dropdown-dark-link-hover-bg:       rgba($white, .15);
$dropdown-dark-link-active-color:   $dropdown-link-active-color;
$dropdown-dark-link-active-bg:      $dropdown-link-active-bg;
$dropdown-dark-link-disabled-color: $gray-500;
$dropdown-dark-header-color:        $gray-500;

Variabiles pro CSS fundatae carettas quae dropdown interactivity indicant:

$caret-width:                 .3em;
$caret-vertical-align:        $caret-width * .85;
$caret-spacing:               $caret-width * .85;

Mixins

Mixins generare CSS-based carettas adhibentur et inveniri possunt in scss/mixins/_caret.scss.

@mixin caret-down {
  border-top: $caret-width solid;
  border-right: $caret-width solid transparent;
  border-bottom: 0;
  border-left: $caret-width solid transparent;
}

@mixin caret-up {
  border-top: 0;
  border-right: $caret-width solid transparent;
  border-bottom: $caret-width solid;
  border-left: $caret-width solid transparent;
}

@mixin caret-end {
  border-top: $caret-width solid transparent;
  border-right: 0;
  border-bottom: $caret-width solid transparent;
  border-left: $caret-width solid;
}

@mixin caret-start {
  border-top: $caret-width solid transparent;
  border-right: $caret-width solid;
  border-bottom: $caret-width solid transparent;
}

@mixin caret($direction: down) {
  @if $enable-caret {
    &::after {
      display: inline-block;
      margin-left: $caret-spacing;
      vertical-align: $caret-vertical-align;
      content: "";
      @if $direction == down {
        @include caret-down();
      } @else if $direction == up {
        @include caret-up();
      } @else if $direction == end {
        @include caret-end();
      }
    }

    @if $direction == start {
      &::after {
        display: none;
      }

      &::before {
        display: inline-block;
        margin-right: $caret-spacing;
        vertical-align: $caret-vertical-align;
        content: "";
        @include caret-start();
      }
    }

    &:empty::after {
      margin-left: 0;
    }
  }
}

Consuetudinem

Via data attributa vel JavaScript, gutta plugin toggles abscondita (dropdown menus) per toggling .showgenus in parente .dropdown-menu. Proprium data-bs-toggle="dropdown"attributum nititur ad occlusionem menus dropdown in gradu applicationis, sic utilem uti semper est.

In machinis tactus parabilibus aperiens guttam vacuas mouseovertractores immediatis pueris <body>elementi addit. Hoc hack utiliter deforma est, necesse est in delegatione iOS eventum circum vafrum operari , quod alioqui impedit sonum uspiam extra guttae e codice excitato, quod stillicidium claudit. Postquam stillicidium occlusum est, accessiones inanes his mouseovertractoriae tolluntur.

Via data attributa

Adde data-bs-toggle="dropdown"nexum vel felis toggle a dropdown.

<div class="dropdown">
  <button id="dLabel" type="button" data-bs-toggle="dropdown" aria-expanded="false">
    Dropdown trigger
  </button>
  <ul class="dropdown-menu" aria-labelledby="dLabel">
    ...
  </ul>
</div>

Via JavaScript

Vocate dropdowns per JavaScript:

var dropdownElementList = [].slice.call(document.querySelectorAll('.dropdown-toggle'))
var dropdownList = dropdownElementList.map(function (dropdownToggleEl) {
  return new bootstrap.Dropdown(dropdownToggleEl)
})

`data-bs-toggle="dropdown"`adhuc requiratur

Neglegens utrum ad stillicidium tuum per JavaScript an potius utere notitia-api vocas, data-bs-toggle="dropdown"semper requiritur adesse in elementum felis tellus.

Optiones

Optiones transigi possunt per data attributa vel JavaScript. Data enim attributa, adiungunt optionis nomen data-bs-, ut in data-bs-offset="". Fac mutare casus genus optionis nominis e camelCase ad kebab-casu cum transeundo optiones per data attributa. Exempli gratia, loco data-bs-autoClose="false"uteris, uteris data-bs-auto-close="false".

Nomen	Type	Default	Descriptio
`boundary`	string \| elementum	`'clippingParents'`	Exundantia angustiae limitis tabulae dropdown (modo applicat ad determinationem Popper scriptor preventOverflow). Defalta suus `'clippingParents'`et HTMLElement referentem (per JavaScript only). For more information refer to Popper's detectOverflow docs .
`reference`	string \| elementum \| object	`'toggle'`	Relatio elementum tellus. Valores accipit `'toggle'`, `'parent'`, HTMLElement referentiae vel obiecti providens `getBoundingClientRect`. For more information refer to Popper's constructor docs and virtual element docs .
`display`	filum	`'dynamic'`	Defalta, Popper pro positione dynamica utimur. Hoc disable cum `static`.
`offset`	ordinata \| string \| officium	`[0, 2]`	Quisque nonummy tellus vitae est iaculis accumsan. Filum transire potes in data attributis cum commate valores separatos similes:`data-bs-offset="10,20"` Cum munus cinguli definiendi adhibetur, cum obiecto popperum collocationem, relationem continet, et popper ut primum argumentum corrigit. Nodus domne elementum excitato praecessit ut secundum argumentum. Munus ordinata duobus numeris reddere debet: .`[skidding, distance]` For more information refer to Popper's offset docs .
`autoClose`	boolean \| filum	`true`	Configurare auto- ribus agendis de dropdown: `true`- tellus claudetur strepitando extra vel intra menu dropdown. `false`- tellus claudetur strepitando toggle puga et manualem vocantem `hide`seu `toggle`modum. (Item non claudentur premendo `esc`clavis) `'inside'`- tellus claudetur (tantum) strepitando intra menu dropdown. `'outside'`- tellus claudetur (tantum) strepitando extra menu dropdown.
`popperConfig`	null \| object \| officium	`null`	Mutare Bootstrap default Popper config, vide configurationem Popper . Cum munus ad configurationem Popper creare adhibetur, cum obiecto dicitur, quod default Popper configurationem Bootstrap continet. Iuvat uteris et defaltam cum propria configuratione confundas. Munus obiecto configurationem reddere debet pro Popper.

Munus cum usura`popperConfig`

var dropdown = new bootstrap.Dropdown(element, {
  popperConfig: function (defaultBsPopperConfig) {
    // var newPopperConfig = {...}
    // use defaultBsPopperConfig if needed...
    // return newPopperConfig
  }
})

Methodi

Methodus	Descriptio
`toggle`	Toggles menu destillatio navigationis datae navbaris vel tabbed.
`show`	Monstrat tabulatum distillationis cuiusdam navigationis navbaris vel tabb.
`hide`	Celat in menu dropdown datae navigationis navbaris vel tabbed.
`update`	Renovat positionem elementi tellus.
`dispose`	Praesent elementum suscipit tellus. (Recondita removet data in dom elementum)
`getInstance`	Ratio static, quae te permittit ut guttae instantiae coniunctae ad elementum dom, eo uti potes:`bootstrap.Dropdown.getInstance(element)`
`getOrCreateInstance`	Statica methodus, quae instantia stillicidium elementi DOM adiunctum reddit vel novum creans in casu initiali non erat. Hoc uti potes:`bootstrap.Dropdown.getOrCreateInstance(element)`

Events

Omnes guttae eventus ad toggling elementum accensi sunt ac deinde ebullierunt. Sic etiam eventus auditores in .dropdown-menuelementum parentis addere potes. hide.bs.dropdownac hidden.bs.dropdowneventa clickEventproprietatem habent (tantum cum prima Event typus est click) quae eventum Object pro eventu strepita continet.

Methodus	Descriptio
`show.bs.dropdown`	Ignes statim cum spectaculum instantia methodus appellatur.
`shown.bs.dropdown`	Accensus est cum guttae visibiles factae sunt ad usorem et CSS transitiones perfecerunt.
`hide.bs.dropdown`	Incendia statim cum corio instantia methodus vocata est.
`hidden.bs.dropdown`	Accensus est cum stillicidium occultatum ab utentis et CSS transitus expleverunt.

var myDropdown = document.getElementById('myDropdown')
myDropdown.addEventListener('show.bs.dropdown', function () {
  // do something...
})

Dropdowns

Overview

Accessibility

Exempla

Unius button

Scinditur button

inspectionem

Tenebris dropdowns

Directiones

RTL

Dropup

Dropright

Dropleft

Menu items

Active

debilitatum

Menu Gratia diei et noctis

Responsivum alignment

Gratia diei et noctis optiones

Menu content

Capitis

Dividers

Textum

Formae

Auto prope mores

Sass

Variabilium

Mixins

Consuetudinem

Via data attributa

Via JavaScript

`data-bs-toggle="dropdown"`adhuc requiratur

Optiones

Munus cum usura`popperConfig`

Methodi

Events

Dropdowns

Overview

Accessibility

Exempla

Unius button

Scinditur button

inspectionem

Tenebris dropdowns

Directiones

RTL

Dropup

Dropright

Dropleft

Menu items

Active

debilitatum

Menu Gratia diei et noctis

Responsivum alignment

Gratia diei et noctis optiones

Menu content

Capitis

Dropdown header

Dividers

Textum

Formae

Dropdown optiones

Auto prope mores

Sass

Variabilium

Mixins

Consuetudinem

Via data attributa

Via JavaScript

data-bs-toggle="dropdown"adhuc requiratur

Optiones

Munus cum usurapopperConfig

Methodi

Events

`data-bs-toggle="dropdown"`adhuc requiratur

Munus cum usura`popperConfig`