[Improvement] Area: add change event (#1019)

2018-05-08 20:54:36 +08:00
parent 072dc24656
commit 0087fcdf6c
5 changed files with 6 additions and 3 deletions
@@ -55,6 +55,7 @@ Set `columns-num` with 2, you'll have a 2 level picker.
 |-----------|-----------|-----------|
 | confirm | triggers when clicking the confirm button | an array |
 | cancel | triggers when clicking the cancel button | - |
+| change | Triggered when current option changed | Picker instance, current values，column index |

 ### Data Structure