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## Function template write_xml

boost::property_tree::xml_parser::write_xml

## Synopsis

    // In header: <boost/property_tree/xml_parser.hpp>

    template<typename Ptree>
      void write_xml(std::basic_ostream< typename Ptree::key_type::value_type > & stream,
                     const Ptree & pt,
                     const xml_writer_settings< typename Ptree::key_type > & settings = xml_writer_settings< typename Ptree::key_type >());

## Description

Translates the property tree to XML and writes it to the given output stream.

Parameters: |
`stream` | The stream to which to write the XML representation of the property tree.
`pt` | The property tree to translate to XML and output.
`settings` | The settings to use when writing out the property tree as XML.
Throws: | xml_parser_error In case of error translating the property tree to XML or writing to the output stream.