ExpandableListView

##hello android developer i am teach you how to use expandablelistview in android

ExpandableListView

1 MainActivity file

used some listener like as expandableListView.setOnGroupExpandListener(new ExpandableListView.OnGroupExpandListener() {} expandableListView.setOnGroupCollapseListener(new ExpandableListView.OnGroupCollapseListener() {} expandableListView.setOnChildClickListener(new ExpandableListView.OnChildClickListener() {}