/// <summary>Converts the string to
/// A return value indicates whether the conversion succeeded.
/// </summary>
/// <param name="s">
/// A string containing Money to convert.
/// </param>
/// <param name="formatProvider">
/// The specified format provider.
/// </param>
/// <param name="result">
/// The result of the parsing.
/// </param>
/// <returns>
/// True if the string was converted successfully, otherwise false.
/// </returns>
public static bool TryParse(string s, IFormatProvider formatProvider, out Money result)
{
result = Zero;
if (string.IsNullOrEmpty(s))
{
return(false);
}
string s_num;
string s_cur;
var culture = formatProvider as CultureInfo ?? CultureInfo.InvariantCulture;
var buffer = new List <char>(s.Length);
var min = culture.NumberFormat.NegativeSign[0];
var pls = culture.NumberFormat.PositiveSign[0];
foreach (var ch in s)
{
if (ch == min || ch == pls || (ch >= '0' && ch <= '9'))
{
break;
}
buffer.Add(ch);
}
if (buffer.Count > 0)
{
s_num = s.Substring(buffer.Count);
s_cur = new string(buffer.ToArray());
}
else
{
for (var pos = s.Length - 1; pos >= 0; pos--)
{
var ch = s[pos];
if (ch == min || ch == pls || (ch >= '0' && ch <= '9'))
{
break;
}
buffer.Insert(0, ch);
}
s_num = s.Substring(0, s.Length - buffer.Count);
s_cur = new string(buffer.ToArray());
}
Currency currency = Currency.Empty;
decimal value;
if ((s_cur == "" || Currency.TryParse(s_cur, out currency)) &&
decimal.TryParse(s_num, NumberStyles.Number, GetNumberFormatInfo(formatProvider), out value))
{
result = Create(value, currency);
return(true);
}
return(false);
}
