class Number
{
	float _num = 0.0;
	int _decimals = 2;
	int _strip_decimals_zeroes = 0;
  string _decimals_sep=".";
  string _thousands_sep=",";

	void create(float num)
	{
		_num = num;
		return;
	}

	void set_decimals(int decimals)
	{
    _decimals = decimals;
		return;
	}

	void set_decimals_sep(string decimals_sep)
	{
    _decimals_sep = decimals_sep;
		return;
	}

	void set_thousands_sep(string thousands_sep)
	{
    _thousands_sep = thousands_sep;
		return;
	}

	void set_strip_decimals_zeroes(int strip_decimals_zeroes)
	{
		_strip_decimals_zeroes = strip_decimals_zeroes;
	}

	string format()
	{
    string out = "";

		// "%.2f"
		string out_format=sprintf("%%.%df",_decimals);
    // "12345.678900"
    string n = sprintf(out_format, _num);

    // ({ "12345", "678900" })
    array parts = n/".";

		// "12.345"
		out += group_thousands(parts[0], _thousands_sep);

		// Do we have decimals?
		if(sizeof(parts)==2)
		{
			// "678900"
			string dec = parts[1];
			if(_strip_decimals_zeroes)
			{
				// "6789"
				int i = sizeof(dec);
				i--;
				while(dec[i..i]=="0")	
				{
					dec=dec[0..i-1];
					i--;	
				}
			}
			// "678.9"
			dec = group_thousands(dec, _thousands_sep, 0);
			// "12.345,678.9"
			out += _decimals_sep+dec;
		}

    return out;
	}

}

string group_thousands(string data, string separator, void|int doreverse)
{
	string out = "";
	array data_parts = ({ });

	int _doreverse = 1;
	if(!zero_type(doreverse) && intp(doreverse))
		_doreverse = doreverse;

	if(_doreverse)
	{
    // "54321"
    data = reverse(data);
	}

  // ({ "345", "12"})
  int size=sizeof(data);
  for(int i=0; isize-1)
			if(_doreverse)
	      data_parts += ({ reverse(data[i..]) });
			else
	      data_parts += ({ data[i..] });
    else
			if(_doreverse)
	      data_parts += ({ reverse(data[i..i+2]) }) ;
			else
	      data_parts += ({ data[i..i+2] }) ;
  }

	if(_doreverse)
	{
	  // ({ "12", "345" })
	  data_parts = reverse(data_parts);
	}

  // "12,345"
  out = data_parts*separator;

  return out;
}