I'm trying to set the visualization of a label in home page but I've some problems. What I want is to visualize only one label also for the posts that have more labels. This is the code:
<b:if cond='data:view.isMultipleItems != data:view.isLabelSearch'>
<b:loop values='data:post.labels' var='label'>
<b:if cond='data:label.name == "A" or data:label.name == "B" or data:label.name == "C" or data:label.name == "D" or data:label.name == "E" or data:label.name == "F"'>
<span> <a expr:href='data:label.url' rel='tag'><data:'label.name' /></a> </span>
</b:if>
</b:loop>
</b:if>
I tried also this one, but some labels aren't displayed:
<b:if cond='data:view.isMultipleItems != data:view.isLabelSearch'>
<b:loop values='data:post.labels limit 1' var='label'>
<b:if cond='data:label.name == "A" or data:label.name == "B" or data:label.name == "C" or data:label.name == "D" or data:label.name == "E" or data:label.name == "F"'>
<span> <a expr:href='data:label.url' rel='tag'><data:'label.name' /></a> </span>
</b:if>
</b:loop>
</b:if>
You don't need to loop for labels since you're going to show just one label:
<b:if cond='data:view.isMultipleItems and not data:view.isLabelSearch'>
<b:if cond='data:post.labels.size gt 0'>
<span><a expr:href='data:post.labels.first.url' rel='tag'><data:post.labels.first.name/></a></span>
</b:if>
</b:if>
edit after comments:
<b:if cond='data:view.isHomepage'>
<b:if cond='data:post.labels'>
<b:with value='data:post.labels where (l => l.name in ["A","B","C","D","E","F"]) limit 1' var='group'>
<span><a expr:href='data:group.first.url' rel='tag'><data:group.first.name/></a></span>
</b:with>
</b:if>
</b:if>