Links in Group with same key members

Hi Geeks,
In my case i have two groups called group1 and group2, each group has two members oneA, oneB so i want to link in group1 (oneA -> oneB) same like in group2 (oneA -> oneB)

               [ { key: "Group1", text: "Design1", isGroup: true },
                { key: "Group2", text: "Design2", isGroup: true },
                { key: "oneA", group: "Group1"},
                { key: "oneB", group: "Group1" },
                { key: "oneA", group: "Group2" },
               { key: "oneB", group: "Group2" }]

linkData:
[{ from: “oneA”, to: “oneB”, group: “Group1” },
{ from: “oneA”, to: “oneB”, group: “Group2” }]

Is it Possible? if Yes, it is not working for me… pls help me

Keys must be unique within the Model. Clearly you are trying to have two nodes with the same key “oneA”. (Same for “oneB”.) When the second such node data object is added to the model, its key is replaced with a unique one.

You will have to separate the “key” property from some other property that holds your string.

[ { key: 1, name: "Group1", text: "Design1", isGroup: true },
  { key: 2, name: "Group2", text: "Design2", isGroup: true },
  { key: 3, name: "oneA", group: 1},
  { key: 4, name: "oneB", group: 1 },
  { key: 5, name: "oneA", group: 2 },
  { key: 6, name: "oneB", group: 2 }],

[ { from: 3, to: 4 },
  { from: 5, to: 6 }]