Returns array of changed record objects.
getChanges()
Returns array of objects.

Description

This method is only applicable when you have inline editing for the grid (see .columns property for more information). If user has modified records you can get the changes by calling this method. The .getChanges() method will only return changed record fields, which you can submit to the server. You can also optionally enable the save button on the toolbar (see .show property) or call .doSave method that will submit changed records to the server.
If you have grid defined in the following way: You can get selected records: