open

opens the branch with the specified id

void open(string | number id);

string | number

the branch id

Example

const tasks = {
  data:[
     {id:"p_1", text:"Project #1", start_date:"01-04-2023", duration:18},
     {id:"t_1", text:"Task #1", start_date:"02-04-2023", duration:8,
     parent:"p_1"},
     {id:"t_2", text:"Task #2", start_date:"11-04-2023", duration:8,
     parent:"p_1"}
   ]
};
 
gantt.init("gantt_here");
gantt.parse(tasks);
gantt.open("p_1");

Details

The method invokes the onTaskOpened event.