module namedparam (x as decimal=10, y as integer=50) {
      Print type$(x), x
      Print type$(y), y
}
namedparam 10, 20
namedparam  ?, ?
Push 1, 2 : namedparam
Stack New {
      \\ it is empty
      namedparam
      namedparam  %y=500
      namedparam  %x=20
}
namedparam %x=1, %y=1