WCF将decimal序列化为具有2个小数精度的字符串

<system.runtime.serialization>
  <dataContractSerializer>
    <declaredTypes>
      <add type="System.Decimal, mscorlib">
        <knownType type="System.String" />
        <converter type="WCF.DecimalConverter, YourAssemblyName" />
      </add>
    </declaredTypes>
  </dataContractSerializer>
</system.runtime.serialization>

public class DecimalConverter : IValueConverter
{
    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
        decimal decimalValue = (decimal)value;
        string serializedValue = decimalValue.ToString("F2");
        return serializedValue;
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    {
        string stringValue = (string)value;
        decimal deserializedValue = decimal.Parse(stringValue);
        return deserializedValue;
    }
}