1 files changed, 3 insertions, 6 deletions
diff --git a/src/univalue/include/univalue.h b/src/univalue/include/univalue.h
index ccaf56a271..6ef60b16e2 100644
--- a/src/univalue/include/univalue.h
+++ b/src/univalue/include/univalue.h
@@ -20,10 +20,7 @@ public:
     enum VType { VNULL, VOBJ, VARR, VSTR, VNUM, VBOOL, };
 
     UniValue() { typ = VNULL; }
-    UniValue(UniValue::VType initialType, const std::string& initialStr = "") {
-        typ = initialType;
-        val = initialStr;
-    }
+    UniValue(UniValue::VType type, std::string str = {}) : typ{type}, val{std::move(str)} {}
     template <typename Ref, typename T = std::remove_cv_t<std::remove_reference_t<Ref>>,
               std::enable_if_t<std::is_floating_point_v<T> ||                      // setFloat
                                    std::is_same_v<bool, T> ||                      // setBool
@@ -49,12 +46,12 @@ public:
 
     void setNull();
     void setBool(bool val);
-    void setNumStr(const std::string& val);
+    void setNumStr(std::string str);
     void setInt(uint64_t val);
     void setInt(int64_t val);
     void setInt(int val_) { return setInt(int64_t{val_}); }
     void setFloat(double val);
-    void setStr(const std::string& val);
+    void setStr(std::string str);
     void setArray();
     void setObject();