parseDate static method
Implementation
static DateTime parseDate(String content) {
if (content.length != 4 + 2 + 2) {
throw FormatException('Invalid date definition: $content');
}
final year = int.tryParse(content.substring(0, 4));
final month = int.tryParse(content.substring(4, 6));
final day = int.tryParse(content.substring(6));
if (year == null || month == null || day == null) {
throw FormatException('Invalid date definition: $content');
}
return DateTime(year, month, day);
}