[#node-CBlockIndexWorkComparator-is_transparent] = xref:node.adoc[node]::xref:node/CBlockIndexWorkComparator.adoc[CBlockIndexWorkComparator]::is_transparent :relfileprefix: ../../ :mrdocs: Marks the comparator as transparent so heterogeneous lookups are allowed. == Synopsis Declared in `<node/blockstorage.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- using is_transparent = void; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#