ds0409 2016-07-01 12:52
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Golang HTML模板索引

When I range over a slice with {{range}} I can instantiate many elements each with data pipeline. But I cannot see how to find the index of each element in the range. With go we can:

for i, _ := range x {}

can we do something similar with templates?

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  • dongxia1390 2016-07-01 14:26
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    Here my example. Wish it help you

     {{ range $index,$article := $articles }}
    
        <a href="/articles/{{ $article.Id }}" class="list-group-item">
          <p class="list-group-item-text">{{ $index }}</p>  // index here start with 0
          <h4 class="list-group-item-heading">{{ $article.Title }}</h4>
          <p class="list-group-item-text">{{ $article.Body }}</p>
          <p class="list-group-item-text">{{ .FormatDate $article.CreatedOn }}</p>
    
        </a>
      {{ end }}
    
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