How to get early start-date and older end-date in list childrend tasks of a parent task

Gantt
#1

Hi, Is there solution for get early start-date and older end-date in list childrend tasks of a parent task? Thanks

#2

Hello,
You can use the getSubtaskDates method for that:
https://docs.dhtmlx.com/gantt/api__gantt_getsubtaskdates.html

Here is an example:

789×404 49.3 KB