Ancestors
返回 Page 對象的集合,每個代表給定頁面的一個祖先欄目。
Syntax
PAGE.Ancestors
Returns
page.Pages
使用此內容結構:
content/
├── auctions/
│ ├── 2023-11/
│ │ ├── _index.md <-- front matter: weight = 202311
│ │ ├── auction-1.md
│ │ └── auction-2.md
│ ├── 2023-12/
│ │ ├── _index.md <-- front matter: weight = 202312
│ │ ├── auction-3.md
│ │ └── auction-4.md
│ ├── _index.md <-- front matter: weight = 30
│ ├── bidding.md
│ └── payment.md
├── books/
│ ├── _index.md <-- front matter: weight = 10
│ ├── book-1.md
│ └── book-2.md
├── films/
│ ├── _index.md <-- front matter: weight = 20
│ ├── film-1.md
│ └── film-2.md
└── _index.md以及此模板:
{{ range .Ancestors }}
<a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a>
{{ end }}在 2023 年 11 月拍賣頁面上,Hugo 渲染:
<a href="/auctions/2023-11/">Auctions in November 2023</a>
<a href="/auctions/">Auctions</a>
<a href="/">Home</a>在上面的示例中,注意 Hugo 從最近到最遠排序祖先。這使得面包屑導航變得簡單:
<nav aria-label="breadcrumb" class="breadcrumb">
<ol>
{{ range .Ancestors.Reverse }}
<li>
<a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a>
</li>
{{ end }}
<li class="active">
<a aria-current="page" href="{{ .RelPermalink }}">{{ .LinkTitle }}</a>
</li>
</ol>
</nav>使用一些 CSS,上面的代碼渲染如下,每個面包屑鏈接到其頁面:
Home > Auctions > Auctions in November 2023 > Auction 1