public static AddressNL FormatAddressUsingRegex(string address)
{
address = address.Trim();
//((^[0-9-]+)? Check for possible number at the beginning(streetname) Group 1
//[A-Za-z-\s.]+ Check for letters(streetname) Group 1
//(\d[A-Za-z-\s]+)?) check for letters somewhere in the streetname (3e willem de "2e" straat) Group 1
//get number(housenumber) Group 4
//get possible extension Group 5
var match = Regex.Match(address, @"((^[0-9-]+)?[A-Za-z-\s.]+(\d[A-Za-z\s]+)?)(\d+)([a-zA-Z0-9-\s]+)?", RegexOptions.IgnoreCase);
var addressFinal = new AddressNL();
if (match.Success)
{
addressFinal.Street = match.Groups[1].ToString();
var s = match.Groups[0].ToString();
var s2 = match.Groups[1].ToString();
var s1 = match.Groups[2].ToString();
addressFinal.HouseNumber = match.Groups[4].ToString();
addressFinal.HouseNumberExtension += match.Groups[5].ToString();
addressFinal.IsValid = true;
return(addressFinal);
}
return(new AddressNL {
IsValid = false
});
}
public static AddressNL FormatAddress(string address)
{
string housenumber = string.Empty;
string housenumberExt = string.Empty;
string street = string.Empty;
int housenumberindex = address.Length;
bool numberfilled = false;
string lastitem = string.Empty;
for (int i = address.Length; i > 0; i--)
{
string item = address.Substring(i - 1, 1);
int number = 0;
if (int.TryParse(item, out number))
{
if ((housenumberindex - i) > 1)
{
string tempstr = street;
street = number.ToString() + street;
}
else
{
numberfilled = true;
string tempnr = housenumber;
housenumber = number.ToString() + tempnr;
housenumberindex = i;
}
}
else
{
if (numberfilled)
{
if (item.Contains("-"))
{
if (int.TryParse(lastitem, out number))
{
string tempnr = housenumber;
housenumber = item + tempnr;
housenumberindex = i;
}
else
{
string tempstr = street;
street = item + street;
}
}
else
{
string tempstr = street;
street = item + street;
}
}
else
{
string tempnrext = housenumberExt;
housenumberExt = item + housenumberExt;
housenumberindex = i;
}
}
lastitem = item;
}
AddressNL result = new AddressNL();
if (String.IsNullOrEmpty(street))
{
result.Street = address;
result.IsValid = false;
}
else
{
street = street.Trim();
if (street.Substring(street.Length - 1, 1).Contains("-"))
{
street = street.Substring(0, street.Length - 1);
}
result.Street = street;
Regex hnRegex = new Regex(@"(.*?)([^\d].*)");
Match m = hnRegex.Match(housenumber + housenumberExt);
if (m.Groups.Count > 1)
{
result.HouseNumber = m.Groups[1].Value;
result.HouseNumberExtension = m.Groups[2].Value;
}
else
{
result.HouseNumber = housenumber;
result.HouseNumberExtension = String.Empty;
}
result.IsValid = true;
}
return(result);
}
