explorer_app/app/views/core_based_statistical_areas/index.html.erb
<%= breadcrumbs "Core Based Statistical Areas" %>
<ul class="nav nav-tabs">
<li class="nav-item">
<%= link_to "All", core_based_statistical_areas_path(breadcrumb_params.merge(tab: nil)), class: "nav-link #{'active' if @tab.blank?}" %>
</li>
<li class="nav-item">
<%= link_to "Metropolitan Areas", core_based_statistical_areas_path(breadcrumb_params.merge(tab: "metropolitan")), class: "nav-link #{'active' if @tab == 'metropolitan'}" %>
</li>
<li class="nav-item">
<%= link_to "Micropolitan Areas", core_based_statistical_areas_path(breadcrumb_params.merge(tab: "micropolitan")), class: "nav-link #{'active' if @tab == 'micropolitan'}" %>
</li>
</ul>
<h1>
<%= pluralize @core_based_statistical_areas.size, "Core Based Statistical Area" %>
</h1>
<%= render "table", core_based_statistical_areas: @core_based_statistical_areas, combined_statistical_area: @combined_statistical_area %>