internal static string DataTableToExcelXML_get_cellstr_datetime(object item, Schema.Field col)
{
string cell_str = null;
string datetime_fmt = "yyyy-MM-ddTHH:mm:ss.fff";
if (col.Type == typeof(System.DateTime))
{
if (item == null)
{
cell_str = System.String.Empty;
}
else if (item is System.DBNull)
{
cell_str = System.String.Empty;
}
else
{
var datetime = (System.DateTime)item;
cell_str = datetime.ToString(datetime_fmt);
}
}
else if (col.Type == typeof(System.DateTimeOffset))
{
if (item == null)
{
cell_str = System.String.Empty;
}
else if (item is System.DBNull)
{
cell_str = System.String.Empty;
}
else
{
var datetime = (System.DateTimeOffset)item;
var invariant_culture = System.Globalization.CultureInfo.InvariantCulture;
cell_str = datetime.ToString(datetime_fmt, invariant_culture);
}
}
return(cell_str);
}
internal static string DataTableToExcelXML_get_cellstr(object item, Isotope.Data.Formats.ExcelXMLWriter.DataType excel_dt, Schema.Field datatable_col)
{
string cell_str;
if (excel_dt == Isotope.Data.Formats.ExcelXMLWriter.DataType.Number)
{
cell_str = (item != null) ? item.ToString() : System.String.Empty;
}
else if (excel_dt == Isotope.Data.Formats.ExcelXMLWriter.DataType.String)
{
cell_str = (item != null) ? item.ToString() : System.String.Empty;
}
else if (excel_dt == Isotope.Data.Formats.ExcelXMLWriter.DataType.DateTime)
{
cell_str = DataTableToExcelXML_get_cellstr_datetime(item, datatable_col);
}
else
{
cell_str = (item != null) ? item.ToString() : System.String.Empty;
}
return(cell_str);
}