street-hash

     function createAddressHash( street, houseId ) {
        let hash = street + "_" + houseId
        hash = hash.toLowerCase()
         .replaceAll( "ß", "ss" )
         .replaceAll( " ", "_" )
         .replaceAll( "-", "_" )
         .replaceAll( "str.", "strasse" )
        return hash
      }