<#list .globals?keys as vals>
${vals}
</#list>
FreeMarker template error: For "?keys" left-hand operand: Expected an extended
hash, but this has evaluated to a hash (wrapper: f.c.Environment$4):
==> .globals [in template "contents/globals.ftl" at line 9, column 8]
换句话说，如何渲染未在FreeMarker中扩展的哈希的键？ （我正在使用带有fmpp的node.js，而不是使用Java开发）