diff --git a/src/VariantVisitors.hpp b/src/VariantVisitors.hpp
index 80d07da..d0ebeff 100644
--- a/src/VariantVisitors.hpp
+++ b/src/VariantVisitors.hpp
@@ -17,8 +17,10 @@
 #pragma once
 #include <boost/type_index.hpp>
 
+#include <concepts>
 #include <stdexcept>
 #include <string>
+#include <vector>
 
 namespace details
 {
@@ -66,3 +68,27 @@
             boost::typeindex::type_id<T>().pretty_name() + " to string");
     }
 };
+
+template <std::integral V, std::integral U>
+struct VariantToNumArrayVisitor
+{
+    template <typename T>
+    std::vector<V> operator()(const T& t) const
+    {
+        if constexpr (std::is_same_v<T, std::vector<U>>)
+        {
+            std::vector<V> output;
+            output.reserve(t.size());
+
+            for (const auto& value : t)
+            {
+                output.push_back(static_cast<V>(value));
+            }
+
+            return output;
+        }
+        throw std::invalid_argument(
+            "Cannot handle type " +
+            boost::typeindex::type_id<T>().pretty_name() + " to vector<U>");
+    }
+};