avoid some object copies

2024-03-27 22:03:26 -07:00 · 2024-03-27 22:03:26 -07:00 · 92beef8348
commit 92beef8348
parent 014d43eb13
1 changed files with 2 additions and 2 deletions
--- a/ixwebsocket/IXWebSocket.cpp
+++ b/ixwebsocket/IXWebSocket.cpp
@ -209,7 +209,7 @@ namespace ix

        WebSocketHttpHeaders headers(_extraHeaders);
        std::string subProtocolsHeader;
-        auto subProtocols = getSubProtocols();
+        const auto &subProtocols = getSubProtocols();
        if (!subProtocols.empty())
        {
            //
@ -219,7 +219,7 @@ namespace ix
            // 'json,msgpack'
            //
            int i = 0;
-            for (auto subProtocol : subProtocols)
+            for (const auto & subProtocol : subProtocols)
            {
                if (i++ != 0)
                {