public override double ToNumber()
{
if (Value == null)
{
return 0;
}
switch (Convert.GetTypeCode(Value))
{
case TypeCode.Boolean:
return JsBoolean.BooleanToNumber((bool)Value);
case TypeCode.Char:
case TypeCode.String:
return JsString.StringToNumber((string)Value);
case TypeCode.DateTime:
return JsDate.DateToDouble((DateTime)Value);
case TypeCode.Byte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
case TypeCode.SByte:
case TypeCode.UInt16:
case TypeCode.UInt32:
case TypeCode.UInt64:
case TypeCode.Decimal:
case TypeCode.Double:
case TypeCode.Single:
return Convert.ToDouble(Value);
case TypeCode.Object:
return Convert.ToDouble(Value);
case TypeCode.DBNull:
case TypeCode.Empty:
default:
if (value is IConvertible) {
return Convert.ToDouble(Value);
}
else {
return double.NaN;
}
}
}