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diff --git a/vendor/twbs/bootstrap/site/docs/4.3/components/breadcrumb.md b/vendor/twbs/bootstrap/site/docs/4.3/components/breadcrumb.md new file mode 100644 index 000000000..0837e8363 --- /dev/null +++ b/vendor/twbs/bootstrap/site/docs/4.3/components/breadcrumb.md @@ -0,0 +1,58 @@ +--- +layout: docs +title: Breadcrumb +description: Indicate the current page's location within a navigational hierarchy that automatically adds separators via CSS. +group: components +--- + +## Example + +{% capture example %} +<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> +{% endcapture %} +{% include example.html content=example %} + +## Changing the separator + +Separators are automatically added in CSS through [`::before`](https://developer.mozilla.org/en-US/docs/Web/CSS/::before) and [`content`](https://developer.mozilla.org/en-US/docs/Web/CSS/content). They can be changed by changing `$breadcrumb-divider`. The [quote](https://sass-lang.com/documentation/Sass/Script/Functions.html#quote-instance_method) function is needed to generate the quotes around a string, so if you want `>` as separator, you can use this: + +```scss +$breadcrumb-divider: quote(">"); +``` + +It's also possible to use a **base64 embedded SVG icon**: + +```scss +$breadcrumb-divider: url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4IiBoZWlnaHQ9IjgiPjxwYXRoIGQ9Ik0yLjUgMEwxIDEuNSAzLjUgNCAxIDYuNSAyLjUgOGw0LTQtNC00eiIgZmlsbD0iY3VycmVudENvbG9yIi8+PC9zdmc+); +``` + +The separator can be removed by setting `$breadcrumb-divider` to `none`: + +```scss +$breadcrumb-divider: none; +``` + +## Accessibility + +Since breadcrumbs provide a navigation, it's a good idea to add a meaningful label such as `aria-label="breadcrumb"` to describe the type of navigation provided in the `<nav>` element, as well as applying an `aria-current="page"` to the last item of the set to indicate that it represents the current page. + +For more information, see the [WAI-ARIA Authoring Practices for the breadcrumb pattern](https://www.w3.org/TR/wai-aria-practices/#breadcrumb). |