os.loadAPI("ocs/apis/sensor")
local proximity = sensor.wrap("top")
repeat
  local targets = proximity.getTargets()

  term.clear()
  print("Players in range:-")

  for name, details in pairs(targets) do
        if details.Type == "Player" then
          local status, fullDetails = pcall(proximity.getTargetDetails, name)

          if status then
                print(fullDetails.Username)
          end
        end
  end
until false