How to get the indexes inside the array With Condition 'LINQ'

Question

hi

Dim MyArray as String={"a","b","c","a","b","h","a"}

Dim condition_item_is="a"

ArrResault={0,3,6} thank..

Answer 1

For example:

Dim result As Integer() = MyArray.Select(Function(v, i) New With {v, i}).Where(Function(p) p.v = condition_item_is).Select(Function(p) p.i).ToArray