Module:Navbox: Difference between revisions

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@@ Line 351: / Line 351: @@
     for k, v in pairs(args) do
-        local listnum = ('' .. k):match('^list(%d+)$')
+        if v == '' then
+            -- ParserFunctions considers the empty string to be false, so to preserve the previous
-        if listnum then table.insert(listnums, tonumber(listnum)) end
+            -- behavior of {{navbox}}, change any empty arguments to nil, so Lua will consider
+            -- them false too.
+            args[k] = nil
+        else
+            local listnum = ('' .. k):match('^list(%d+)$')
+            if listnum then table.insert(listnums, tonumber(listnum)) end
+        end
     end
     table.sort(listnums)

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