Use reference instead of value

Fixes #166.
2019-02-19 18:07:25 +11:00 · 2019-02-19 18:07:25 +11:00 · 3876c09072
commit 3876c09072
parent 9990f73845
1 changed files with 2 additions and 1 deletions
--- a/include/cxxopts.hpp
+++ b/include/cxxopts.hpp
@ -1089,7 +1089,8 @@ namespace cxxopts
      return m_key;
    }

-    const std::string
+    const
+    std::string&
    value() const
    {
      return m_value;