internal string ToXmlString(int rowNumber, int columnNumber, string nullValSymbol = "-")
{
var cellValue = CellValue;
if (string.IsNullOrEmpty(cellValue))
{
cellValue = nullValSymbol;
}
var strVal = ExcelExportHelper.FilterControlChar(cellValue.Replace("]]>", "]]>"));
if (strVal.Length > 32766)
{
strVal = strVal.Substring(0, 32766);
}
return
($"<c r=\"{ExcelExportHelper.GetExcelColumnName(columnNumber)}{rowNumber}\" t=\"inlineStr\"><is><t><![CDATA[{strVal}]]></t></is></c>");
}