Add JSON dump functionality documentation (#3600)

2018-08-16 16:32:04 -07:00
parent 324f3b5259
commit dd1fda449c
2 changed files with 5 additions and 1 deletions
--- a/doc/parameter.rst
+++ b/doc/parameter.rst
@@ -361,6 +361,10 @@ The following parameters are only used in the console version of XGBoost

  - Feature map, used for dumping model

+* ``dump_format`` [default= ``text``] options: ``text``, ``json``
+
+  - Format of model dump file
+
 * ``name_dump`` [default= ``dump.txt``]

  - Name of model dump file