Label constructor

Label({
  1. L1? l1,
  2. L2? l2,
  3. L3? l3,
})

Implementation

Label({
  L1? l1,
  L2? l2,
  L3? l3,
}) {
  _l1 = l1;
  _l2 = l2;
  _l3 = l3;
}