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-rw-r--r--include/qpdf/JSON.hh2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/qpdf/JSON.hh b/include/qpdf/JSON.hh
index fdacd442..79f2a25f 100644
--- a/include/qpdf/JSON.hh
+++ b/include/qpdf/JSON.hh
@@ -51,6 +51,8 @@ class InputSource;
class JSON
{
public:
+ static int constexpr LATEST = 2;
+
QPDF_DLL
std::string unparse() const;