Merge pull request #439 from jaredgrubb/patch-2

README: adjust boost::optional example
2017-01-29 08:18:44 +01:00 · 2017-01-29 08:18:44 +01:00 · affa3bf4e9
commit affa3bf4e9
parent f642934b18 f2873e6d3a
1 changed files with 3 additions and 1 deletions
--- a/README.md
+++ b/README.md
@ -563,7 +563,9 @@ namespace nlohmann {
        }

        static void from_json(const json& j, boost::optional<T>& opt) {
-            if (!j.is_null()) {
+            if (j.is_null()) {
+                opt = boost::none;
+            } else {
                opt = j.get<T>(); // same as above, but with 
                                  // adl_serializer<T>::from_json
            }