tryParseFromDateTime static method
Converts a string with only date and time information to DateTime.
Implementation
static DateTime? tryParseFromDateTime(String formattedString,
{DateTime? defaultValue,
String format =
r"([0-9]+)/([0-9]+)/([0-9]+)(\([^\)]+\))? ([0-9]+):([0-9]+):([0-9]+)"}) {
if (formattedString.isEmpty || format.isEmpty) {
return defaultValue;
}
final regex = RegExp(format);
final match = regex.firstMatch(formattedString);
if (match == null) {
return defaultValue;
}
final year = int.tryParse(match.group(1) ?? "");
final month = int.tryParse(match.group(2) ?? "");
final day = int.tryParse(match.group(3) ?? "");
final hour = int.tryParse(match.group(5) ?? "");
final minute = int.tryParse(match.group(6) ?? "");
final second = int.tryParse(match.group(7) ?? "");
if (year == null ||
month == null ||
day == null ||
hour == null ||
minute == null ||
second == null) {
return defaultValue;
}
return DateTime(year, month, day, hour, minute, second);
}