Separators are automatically added in CSS through :before and content.

  1. Home
  1. Home
  2. Library
  1. Home
  2. Library
  3. Data
<ol class="breadcrumb">
  <li class="breadcrumb-item active">Home</li>
</ol>
<ol class="breadcrumb">
  <li class="breadcrumb-item"><a href="#">Home</a></li>
  <li class="breadcrumb-item active">Library</li>
</ol>
<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">Data</li>
</ol>