Syncfusion.XlsIO.Base
Example 


CategoryType Property (IChartCategoryAxis)

Gets or sets the category type.
Syntax
'Declaration
 
Property CategoryType As ExcelCategoryType
'Usage
 
Dim instance As IChartCategoryAxis
Dim value As ExcelCategoryType
 
instance.CategoryType = value
 
value = instance.CategoryType
ExcelCategoryType CategoryType {get; set;}
Example
By default CategoryType is set to ExcelCategoryType.Automatic. Here for example, we set ExcelCategoryType.Time to CategoryType.
using Syncfusion.XlsIO;
            
class Program
{
    static void Main(string[] args)
    {
        using (ExcelEngine excelEngine = new ExcelEngine())
        {
            //Create worksheet
            IApplication application = excelEngine.Excel;
            application.DefaultVersion = ExcelVersion.Excel2013;
            IWorkbook workbook = application.Workbooks.Create(1);
            IWorksheet sheet = workbook.Worksheets[0];
            
            //Add data
            sheet.Range["A1"].DateTime = new System.DateTime(2017, 3, 15);
            sheet.Range["B1"].DateTime = new System.DateTime(2017, 9, 17);
            sheet.Range["C1"].DateTime = new System.DateTime(2017, 5, 2);
            sheet.Range["D1"].DateTime = new System.DateTime(2016, 5, 2);
            sheet.Range["E1"].DateTime = new System.DateTime(2015, 5, 2);
            sheet.Range["F1"].DateTime = new System.DateTime(2011, 5, 2);
            sheet.Range["A2"].Value = "10";
            sheet.Range["B2"].Value = "20";
            sheet.Range["C2"].Value = "30";
            sheet.Range["D2"].Value = "30";
            sheet.Range["E2"].Value = "20";
            sheet.Range["F2"].Value = "10";
            
            //Create chart
            IChart chart = sheet.Charts.Add();
            
            //Set range
            chart.DataRange = sheet.Range["A1:F2"];
            
            //Set chart category axis
            IChartCategoryAxis categoryAxis = chart.PrimaryCategoryAxis;
            
            //Set category type
            categoryAxis.CategoryType = ExcelCategoryType.Time;
            
            //Set base unit
            categoryAxis.BaseUnit = ExcelChartBaseUnit.Year;
            
            //Save and Dispose
            workbook.SaveAs("Chart.xlsx");
            workbook.Close();
        }
    }
}
AssemblyVersion

Syncfusion.XlsIO.Base: 17.1460.0.32

See Also