Imvuthuluka yesinkwa

Bonisa indawo yekhasi lamanje phakathi kwesigaba sokuhamba esingeza izihlukanisi ngokuzenzakalelayo nge-CSS.

Kuleli khasi

Isibonelo

Sebenzisa uhlu olu-odwe noma olunga-odwe olunezinto zohlu oluxhumene ukuze udale imvuthuluka yesinkwa enesitayela esincane. Sebenzisa izinsiza zethu ukwengeza izitayela ezengeziwe njengoba uthanda.

html

<nav aria-label="breadcrumb">
  <ol class="breadcrumb">
    <li class="breadcrumb-item active" aria-current="page">Home</li>
  </ol>
</nav>

<nav aria-label="breadcrumb">
  <ol class="breadcrumb">
    <li class="breadcrumb-item"><a href="#">Home</a></li>
    <li class="breadcrumb-item active" aria-current="page">Library</li>
  </ol>
</nav>

<nav aria-label="breadcrumb">
  <ol class="breadcrumb">
    <li class="breadcrumb-item"><a href="#">Home</a></li>
    <li class="breadcrumb-item"><a href="#">Library</a></li>
    <li class="breadcrumb-item active" aria-current="page">Data</li>
  </ol>
</nav>

Abahlukanisi

Izihlukanisi zengezwa ngokuzenzakalelayo ku-CSS nge- ::before. contentAngashintshwa ngokushintsha indawo yangokwezifiso ye-CSS --bs-breadcrumb-divider, noma ngokuhlukahluka kwe- $breadcrumb-dividerSass — kanye $breadcrumb-divider-flippednozakwabo we-RTL, uma kudingeka. Sizenzakalela kokuguquguquka kwethu kwe-Sass, okusethwe njengokubuyela emuva endaweni yangokwezifiso. Ngale ndlela, uthola isihlukanisi somhlaba wonke ongakwazi ukusibhala ngaphandle kokubuyisela i-CSS noma kunini.

html

<nav style="--bs-breadcrumb-divider: '>';" aria-label="breadcrumb">
  <ol class="breadcrumb">
    <li class="breadcrumb-item"><a href="#">Home</a></li>
    <li class="breadcrumb-item active" aria-current="page">Library</li>
  </ol>
</nav>

Uma ulungisa nge-Sass, umsebenzi wokucaphuna uyadingeka ukuze ukhiqize izingcaphuno eduze kweyunithi yezinhlamvu. Isibonelo, usebenzisa >njengesihlukanisi, ungasebenzisa lokhu:

$breadcrumb-divider: quote(">");

Kuyenzeka futhi usebenzise isithonjana esishumekiwe se-SVG . Sisebenzise ngempahla yethu yangokwezifiso ye-CSS, noma sebenzisa okuguquguqukayo kwe-Sass.

Isebenzisa i-SVG eshumekiwe

Ukufaka i-SVG ku-inlining njenge-URI yedatha kudinga ukuze i-URL ibalekele izinhlamvu ezimbalwa, ikakhulukazi <, >kanye #. Kungakho $breadcrumb-dividerokuguquguqukayo kudluliselwa ngomsebenzi wethu escape-svg()we-Sass . Uma usebenzisa isici sangokwezifiso se-CSS, udinga uku-URL ubalekele i-SVG yakho ngokwakho. Funda izincazelo zikaKevin Weber ku-CodePen ukuze uthole imininingwane enemininingwane yokuthi yini ongayibalekela.

html

<nav style="--bs-breadcrumb-divider: url(&#34;data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8'%3E%3Cpath d='M2.5 0L1 1.5 3.5 4 1 6.5 2.5 8l4-4-4-4z' fill='%236c757d'/%3E%3C/svg%3E&#34;);" aria-label="breadcrumb">
  <ol class="breadcrumb">
    <li class="breadcrumb-item"><a href="#">Home</a></li>
    <li class="breadcrumb-item active" aria-current="page">Library</li>
  </ol>
</nav>

$breadcrumb-divider: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='8' height='8'><path d='M2.5 0L1 1.5 3.5 4 1 6.5 2.5 8l4-4-4-4z' fill='#{$breadcrumb-divider-color}'/></svg>");

Ungakwazi futhi ukususa ukulungiselelwa kwesihlukanisi --bs-breadcrumb-divider: '';(amayunithi ezinhlamvu angenalutho ezicini zangokwezifiso ze-CSS abalwa njengevelu), noma ukusetha okuguquguqukayo kwe-Sass ku- $breadcrumb-divider: none;.

html

<nav style="--bs-breadcrumb-divider: '';" aria-label="breadcrumb">
  <ol class="breadcrumb">
    <li class="breadcrumb-item"><a href="#">Home</a></li>
    <li class="breadcrumb-item active" aria-current="page">Library</li>
  </ol>
</nav>

$breadcrumb-divider: none;

Ukufinyeleleka

Njengoba i-breadcrumbs ihlinzeka ngokuzulazula, kuwumqondo omuhle ukwengeza ilebula enengqondo njengokuchaza aria-label="breadcrumb"uhlobo lokuzulazula olunikezwe <nav>kusici, kanye nokusebenzisa aria-current="page"okuthi entweni yokugcina yesethi ukukhombisa ukuthi imele ikhasi lamanje.

Ukuze uthole ulwazi olwengeziwe, bona I- ARIA Authoring Practices Guide iphethini ye-breadcrumb .

CSS

Okuguquguqukayo

Kwengezwe ku-v5.2.0

Njengengxenye yendlela yokuguquguquka kwe-CSS ye-Bootstrap, ama-breadcrumbs manje asebenzisa okuguquguqukayo kwasendaweni kwe-CSS .breadcrumbukuze kwenziwe ngokwezifiso isikhathi sangempela. Amanani okuguquguquka kwe-CSS asethwa nge-Sass, ngakho ukwenza ngokwezifiso kwe-Sass kusasekelwa, nakho.

  --#{$prefix}breadcrumb-padding-x: #{$breadcrumb-padding-x};
  --#{$prefix}breadcrumb-padding-y: #{$breadcrumb-padding-y};
  --#{$prefix}breadcrumb-margin-bottom: #{$breadcrumb-margin-bottom};
  @include rfs($breadcrumb-font-size, --#{$prefix}breadcrumb-font-size);
  --#{$prefix}breadcrumb-bg: #{$breadcrumb-bg};
  --#{$prefix}breadcrumb-border-radius: #{$breadcrumb-border-radius};
  --#{$prefix}breadcrumb-divider-color: #{$breadcrumb-divider-color};
  --#{$prefix}breadcrumb-item-padding-x: #{$breadcrumb-item-padding-x};
  --#{$prefix}breadcrumb-item-active-color: #{$breadcrumb-active-color};

Izinguquko ze-Sass

$breadcrumb-font-size:              null;
$breadcrumb-padding-y:              0;
$breadcrumb-padding-x:              0;
$breadcrumb-item-padding-x:         .5rem;
$breadcrumb-margin-bottom:          1rem;
$breadcrumb-bg:                     null;
$breadcrumb-divider-color:          $gray-600;
$breadcrumb-active-color:           $gray-600;
$breadcrumb-divider:                quote("/");
$breadcrumb-divider-flipped:        $breadcrumb-divider;
$breadcrumb-border-radius:          null;