getSiblings

returns siblings of the specified task (including itself)

id

string|number

the task id

array

the ids of the task's siblings

Example

const tasks = {
  data:[
     {id:"p_1", text:"Project #1", start_date:"01-04-2013", duration:18, 
     open:true},
     {id:"t_1", text:"Task #1", start_date:"02-04-2013", duration:8,
     parent:"p_1"},
     {id:"t_2", text:"Task #2", start_date:"11-04-2013", duration:8,
     parent:"p_1"}
   ]
};
gantt.init("gantt_here");
gantt.parse(tasks);
 
gantt.getSiblings("t_1"); ->  ["t_1", "t_2]

Siblings are tasks of the same tree level

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