my @stationsliste= ( { desc => "Station Osnabrück (OKCC)", name => "Osnabrück", kurzname => "OKCC", }, { desc => "Station Osnabrück/Verkehrsstation (OKVT)", name => "Osnabrück", kurzname => "OKVT", } ) my @wetterdaten = ( { desc => "Stickstoffmonoxid", unit => "µg/m³", getdesc => "NO", filename=> "stickstoffmonoxid.csv", stations=> "OKCC OKVT", }, { desc => "Stickstoffdioxid", unit => "µg/m³", getdesc => "NO2", filename=> "stickstoffdioxid.csv", stations=> "OKCC OKVT", } )