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https://issues.apache.org/jira/browse/FREEMARKER-110?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16711080#comment-16711080
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Ralf Hauser commented on FREEMARKER-110:
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Thanks
h2. <#if (nestedOutput?trim?length = 0)>...
works like a charm
> describe how to test whether "nested" in a macro is empty or not
> ----------------------------------------------------------------
>
> Key: FREEMARKER-110
> URL: https://issues.apache.org/jira/browse/FREEMARKER-110
> Project: Apache Freemarker
> Issue Type: Improvement
> Reporter: Ralf Hauser
> Priority: Major
>
> [https://freemarker.apache.org/docs/ref_directive_macro.html#autoid_106]
>
> Then, I could put something else, if I know that no nested content is coming
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