3187   ByteString resultString;  in Concat()  local
3195     resultString += ValueToUTF8String(value.get());  in Concat()
3203   args.GetReturnValue()->SetString(resultString.AsStringView());  in Concat()
4089   std::ostringstream resultString;  in Replace()  local
4094       resultString << ch;  in Replace()
4111       resultString << threeString;  in Replace()
4115       resultString << ch;  in Replace()
4118   resultString << '\0';  in Replace()
4119   args.GetReturnValue()->SetString(ByteStringView(resultString.str().c_str()));  in Replace()
4340   std::ostringstream resultString;  in Stuff()  local
4343     resultString << static_cast<char>(sourceString[i]);  in Stuff()
4346   resultString << insertString.AsStringView();  in Stuff()
4349     resultString << static_cast<char>(sourceString[i]);  in Stuff()
4352   resultString << '\0';  in Stuff()
4353   args.GetReturnValue()->SetString(ByteStringView(resultString.str().c_str()));  in Stuff()