Modified time doesn't update in a Datebox in Edge

Steps to reproduce

1. load the zul below in firefox

   <datebox width="250px" format="medium+short"/>
   

2. enter the time very fast and press enter immediately
   (See the video if you cannot reproduce)

Actual Result

The time string in Datebox is not updated

Expected Result

The time string in Datebox is updated

Debug Information

Workaround