checkValidAadhaarNumber static method
Check if string is a valid Aadhaar number (Indian Aadhaar format)
aadhaarNumber - The Aadhaar number to validate
Returns true if Aadhaar number is valid
Implementation
static bool checkValidAadhaarNumber(String aadhaarNumber) {
// Remove all non-digit characters
final digitsOnly = aadhaarNumber.replaceAll(RegExp(r'[^\d]'), '');
// Aadhaar should be 12 digits
if (digitsOnly.length != 12) return false;
// Verhoeff algorithm validation (simplified check)
return _verhoeffCheck(digitsOnly);
}