original_string: public static function get_chats_by_courses_returns() {
          return new external_single_structure(
              array(
                  'chats' => new external_multiple_structure(
                      new external_single_structure(
                          array(
                              'id' => new external_value(PARAM_INT, 'Chat id'),
                              'coursemodule' => new external_value(PARAM_INT, 'Course module id'),
                              'course' => new external_value(PARAM_INT, 'Course id'),
                              'name' => new external_value(PARAM_RAW, 'Chat name'),
                              'intro' => new external_value(PARAM_RAW, 'The Chat intro'),
                              'introformat' => new external_format_value('intro'),
                              'introfiles' => new external_files('Files in the introduction text', VALUE_OPTIONAL),
                              'chatmethod' => new external_value(PARAM_PLUGIN, 'chat method (sockets, ajax, header_js)',
                                  VALUE_OPTIONAL),
                              'keepdays' => new external_value(PARAM_INT, 'keep days', VALUE_OPTIONAL),
                              'studentlogs' => new external_value(PARAM_INT, 'student logs visible to everyone', VALUE_OPTIONAL),
                              'chattime' => new external_value(PARAM_INT, 'chat time', VALUE_OPTIONAL),
                              'schedule' => new external_value(PARAM_INT, 'schedule type', VALUE_OPTIONAL),
                              'timemodified' => new external_value(PARAM_INT, 'time of last modification', VALUE_OPTIONAL),
                              'section' => new external_value(PARAM_INT, 'course section id', VALUE_OPTIONAL),
                              'visible' => new external_value(PARAM_BOOL, 'visible', VALUE_OPTIONAL),
                              'groupmode' => new external_value(PARAM_INT, 'group mode', VALUE_OPTIONAL),
                              'groupingid' => new external_value(PARAM_INT, 'group id', VALUE_OPTIONAL),
                          ), 'Chats'
                      )
                  ),
                  'warnings' => new external_warnings(),
              )
          );
      }
code: public static function get_chats_by_courses_returns() {
          return new external_single_structure(
              array(
                  'chats' => new external_multiple_structure(
                      new external_single_structure(
                          array(
                              'id' => new external_value(PARAM_INT, 'Chat id'),
                              'coursemodule' => new external_value(PARAM_INT, 'Course module id'),
                              'course' => new external_value(PARAM_INT, 'Course id'),
                              'name' => new external_value(PARAM_RAW, 'Chat name'),
                              'intro' => new external_value(PARAM_RAW, 'The Chat intro'),
                              'introformat' => new external_format_value('intro'),
                              'introfiles' => new external_files('Files in the introduction text', VALUE_OPTIONAL),
                              'chatmethod' => new external_value(PARAM_PLUGIN, 'chat method (sockets, ajax, header_js)',
                                  VALUE_OPTIONAL),
                              'keepdays' => new external_value(PARAM_INT, 'keep days', VALUE_OPTIONAL),
                              'studentlogs' => new external_value(PARAM_INT, 'student logs visible to everyone', VALUE_OPTIONAL),
                              'chattime' => new external_value(PARAM_INT, 'chat time', VALUE_OPTIONAL),
                              'schedule' => new external_value(PARAM_INT, 'schedule type', VALUE_OPTIONAL),
                              'timemodified' => new external_value(PARAM_INT, 'time of last modification', VALUE_OPTIONAL),
                              'section' => new external_value(PARAM_INT, 'course section id', VALUE_OPTIONAL),
                              'visible' => new external_value(PARAM_BOOL, 'visible', VALUE_OPTIONAL),
                              'groupmode' => new external_value(PARAM_INT, 'group mode', VALUE_OPTIONAL),
                              'groupingid' => new external_value(PARAM_INT, 'group id', VALUE_OPTIONAL),
                          ), 'Chats'
                      )
                  ),
                  'warnings' => new external_warnings(),
              )
          );
      }
code_tokens: public static function get_chats_by_courses_returns ( ) { return new external_single_structure ( array ( 'chats' => new external_multiple_structure ( new external_single_structure ( array ( 'id' => new external_value ( PARAM_INT , 'Chat id' ) , 'coursemodule' => new external_value ( PARAM_INT , 'Course module id' ) , 'course' => new external_value ( PARAM_INT , 'Course id' ) , 'name' => new external_value ( PARAM_RAW , 'Chat name' ) , 'intro' => new external_value ( PARAM_RAW , 'The Chat intro' ) , 'introformat' => new external_format_value ( 'intro' ) , 'introfiles' => new external_files ( 'Files in the introduction text' , VALUE_OPTIONAL ) , 'chatmethod' => new external_value ( PARAM_PLUGIN , 'chat method (sockets, ajax, header_js)' , VALUE_OPTIONAL ) , 'keepdays' => new external_value ( PARAM_INT , 'keep days' , VALUE_OPTIONAL ) , 'studentlogs' => new external_value ( PARAM_INT , 'student logs visible to everyone' , VALUE_OPTIONAL ) , 'chattime' => new external_value ( PARAM_INT , 'chat time' , VALUE_OPTIONAL ) , 'schedule' => new external_value ( PARAM_INT , 'schedule type' , VALUE_OPTIONAL ) , 'timemodified' => new external_value ( PARAM_INT , 'time of last modification' , VALUE_OPTIONAL ) , 'section' => new external_value ( PARAM_INT , 'course section id' , VALUE_OPTIONAL ) , 'visible' => new external_value ( PARAM_BOOL , 'visible' , VALUE_OPTIONAL ) , 'groupmode' => new external_value ( PARAM_INT , 'group mode' , VALUE_OPTIONAL ) , 'groupingid' => new external_value ( PARAM_INT , 'group id' , VALUE_OPTIONAL ) , ) , 'Chats' ) ) , 'warnings' => new external_warnings ( ) , ) ) ; }
docstring: Describes the get_chats_by_courses return value.
  
  @return external_single_structure
  @since Moodle 3.0
docstring_tokens: Describes the get_chats_by_courses return value .