toFormattedStringBBAN function
Implementation
String toFormattedStringBBAN(String iban, [String separator = " "]) {
final BbanStructure? structure = getBbanStructure(iban);
if (structure == null) {
throw Exception("should't happen - already validated IBAN");
}
final String bban = getBban(iban);
final List<BbanStructurePart> listParts = structure.getParts();
List<String> parts = [];
for (int i = 0; i < listParts.length; ++i) {
final String? value =
structure.extractValue(bban, listParts[i].getPartType());
parts.add(value ?? "");
parts.add(listParts[i].trailingSeparator ? separator : "");
}
parts.removeLast();
return parts.join("");
}