// Instantiate a Workbook object that represents Excel file.
Workbook wb = new Workbook();

// When you create a new workbook, a default "Sheet1" is added to the workbook.
Worksheet sheet = wb.Worksheets[0];

// Access the "A1" cell in the sheet.
Cell cell = sheet.Cells["A1"];

// Input the "Hello World!" text into the "A1" cell.
cell.PutValue("Hello World!");

// Save as .xlsx file.
wb.Save("Excel.xlsx", SaveFormat.Xlsx);

// Instantiate a Workbook object that represents Excel file.
Workbook wb = new Workbook("Excel.xlsx");

// Access "Sheet1" from the workbook.
Worksheet sheet = wb.Worksheets[0];

// Access the "A1" cell in the sheet.
Cell cell = sheet.Cells["A1"];

// Input the "Hello World!" text into the "A1" cell.
cell.PutValue("The cell's value is updated.");

// Save the Excel file as .xlsx.
wb.Save("Excel_updated.xlsx", SaveFormat.Xlsx);

// Instantiate a Workbook object that represents Excel file.
Workbook wb = new Workbook();

// Add a new worksheet to the Excel object.
int sheetIndex = wb.Worksheets.Add();

// Obtain the reference of the newly added worksheet by passing its sheet index.
Worksheet worksheet = wb.Worksheets[sheetIndex];

// Add dummy values to cells.
worksheet.Cells["A1"].PutValue(50);
worksheet.Cells["A2"].PutValue(100);
worksheet.Cells["A3"].PutValue(150);
worksheet.Cells["B1"].PutValue(4);
worksheet.Cells["B2"].PutValue(20);
worksheet.Cells["B3"].PutValue(50);

// Add a chart to the worksheet.
int chartIndex = worksheet.Charts.Add(Charts.ChartType.Pyramid, 5, 0, 15, 5);

// Access the instance of the newly added chart.
Charts.Chart chart = worksheet.Charts[chartIndex];

// Add SeriesCollection (chart data source) to the chart ranging from "A1" cell to "B3".
chart.NSeries.Add("A1:B3", true);

// Save the Excel file.
wb.Save("Excel_Chart.xlsx", SaveFormat.Xlsx);

// Instantiate a Workbook object that represents Excel file.
Workbook wb = new Workbook();

// Get the first worksheet.
Worksheet sheet = wb.Worksheets[0];

// Obtaining Worksheet's cells collection
Cells cells = sheet.Cells;

// Setting the value to the cells
Aspose.Cells.Cell cell = cells["A1"];
cell.PutValue("Employee");
cell = cells["B1"];
cell.PutValue("Quarter");
cell = cells["C1"];
cell.PutValue("Product");
cell = cells["D1"];
cell.PutValue("Continent");
cell = cells["E1"];
cell.PutValue("Country");
cell = cells["F1"];
cell.PutValue("Sale");

cell = cells["A2"];
cell.PutValue("David");
cell = cells["A3"];
cell.PutValue("David");
cell = cells["A4"];
cell.PutValue("David");
cell = cells["A5"];
cell.PutValue("David");
cell = cells["A6"];
cell.PutValue("James"); 

cell = cells["B2"];
cell.PutValue(1);
cell = cells["B3"];
cell.PutValue(2);
cell = cells["B4"];
cell.PutValue(3);
cell = cells["B5"];
cell.PutValue(4);
cell = cells["B6"];
cell.PutValue(1); 

cell = cells["C2"];
cell.PutValue("Maxilaku");
cell = cells["C3"];
cell.PutValue("Maxilaku");
cell = cells["C4"];
cell.PutValue("Chai");
cell = cells["C5"];
cell.PutValue("Maxilaku");
cell = cells["C6"];
cell.PutValue("Chang"); 

cell = cells["D2"];
cell.PutValue("Asia");
cell = cells["D3"];
cell.PutValue("Asia");
cell = cells["D4"];
cell.PutValue("Asia");
cell = cells["D5"];
cell.PutValue("Asia");
cell = cells["D6"];
cell.PutValue("Europe"); 


cell = cells["E2"];
cell.PutValue("China");
cell = cells["E3"];
cell.PutValue("India");
cell = cells["E4"];
cell.PutValue("Korea");
cell = cells["E5"];
cell.PutValue("India");
cell = cells["E6"];
cell.PutValue("France"); 


cell = cells["F2"];
cell.PutValue(2000);
cell = cells["F3"];
cell.PutValue(500);
cell = cells["F4"];
cell.PutValue(1200);
cell = cells["F5"];
cell.PutValue(1500);
cell = cells["F6"];
cell.PutValue(500); 

// Adding a new List Object to the worksheet
Tables.ListObject listObject = sheet.ListObjects[sheet.ListObjects.Add("A1", "F6", true)];

// Adding Default Style to the table
listObject.TableStyleType = Tables.TableStyleType.TableStyleMedium10;

// Show Total
listObject.ShowTotals = true;

// Set the Quarter field's calculation type
listObject.ListColumns[1].TotalsCalculation = Tables.TotalsCalculation.Count;

// Save the Excel file.
wb.Save("Excel_Table.xlsx", SaveFormat.Xlsx);

---

还想要更多吗？您可以点击阅读【Aspose最新资源在线文库】，查找需要的教程资源。如果您有任何疑问或需求，请随时加入Aspose技术交流群（761297826），我们很高兴为您提供查询和咨询。