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## Function template write_json

boost::property_tree::json_parser::write_json

## Synopsis

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

    template<typename Ptree>
      void write_json(std::basic_ostream< typename Ptree::key_type::value_type > & stream,
                      const Ptree & pt, bool pretty = true);

## Description

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

Parameters: |
`pretty` | Whether to pretty-print. Defaults to true for backward compatibility.
`pt` | The property tree to tranlsate to JSON and output.
`stream` | The stream to which to write the JSON representation of the property tree.
Requires: | pt cannot contain keys that have both subkeys and non-empty data.
Throws: | json_parser_error
Notes: | Any property tree key containing only unnamed subkeys will be rendered as JSON arrays.