.. _program_listing_file_include_rcpputils_join.hpp:

Program Listing for File join.hpp
=================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_rcpputils_join.hpp>` (``include/rcpputils/join.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // Copyright 2019 Open Source Robotics Foundation, Inc.
   //
   // Licensed under the Apache License, Version 2.0 (the "License");
   // you may not use this file except in compliance with the License.
   // You may obtain a copy of the License at
   //
   //     http://www.apache.org/licenses/LICENSE-2.0
   //
   // Unless required by applicable law or agreed to in writing, software
   // distributed under the License is distributed on an "AS IS" BASIS,
   // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   // See the License for the specific language governing permissions and
   // limitations under the License.
   
   #ifndef RCPPUTILS__JOIN_HPP_
   #define RCPPUTILS__JOIN_HPP_
   
   #include <algorithm>
   #include <cstring>
   #include <iterator>
   #include <sstream>
   #include <string>
   
   namespace rcpputils
   {
   
   
   template<
     typename CharT, typename ValueT, typename AllocatorT,
     template<typename T, class A> class ContainerT>
   std::basic_string<CharT>
   join(const ContainerT<ValueT, AllocatorT> & container, const CharT * delim)
   {
     std::basic_ostringstream<CharT> s;
     std::copy(container.begin(), container.end(), std::ostream_iterator<ValueT, CharT>(s, delim));
     std::basic_string<CharT> result = s.str();
     if (delim) {
       result = result.substr(0, result.length() - strlen(delim));
     }
     return result;
   }
   
   }  // namespace rcpputils
   
   #endif  // RCPPUTILS__JOIN_HPP_