Clarify headerBackTitle usage (#1649)

* Clarify headerBackTitle usage

* Updating text to that suggested by @pvinis

See https://github.com/react-community/react-navigation/pull/1649#discussion_r118195443
This commit is contained in:
Nicholas Thompson
2017-06-23 04:47:16 +01:00
parent ed923edd25
commit c445a5ecf9

View File

@@ -106,7 +106,7 @@ String or React Element used by the header. Defaults to scene `title`
#### `headerBackTitle`
Title string used by the back button on iOS or `null` to disable label. Defaults to scene `title`
Title string used by the back button on iOS, or `null` to disable label. Defaults to the previous scene's `headerTitle`
#### `headerTruncatedBackTitle`