maths: add `sum` helper for containers

2023-07-21 14:21:18 +10:00 · 2023-07-21 14:21:18 +10:00 · 5ca101acf3
parent 1fa4eba5d3
commit 5ca101acf3
1 changed files with 7 additions and 0 deletions
--- a/maths.hpp
+++ b/maths.hpp
@ -544,6 +544,13 @@ namespace cruft {
        return sum;
    }

+    template <concepts::named::container ContainerT>
+    typename ContainerT::value_type
+    sum (ContainerT const &src)
+    {
+        return sum (src.begin (), src.end ());
+    }
+

    //-------------------------------------------------------------------------
    template <typename InputT>