مميزات

using Aspose.Cells_FOSS;

// New workbook
var wb = new Workbook();
wb.Worksheets[0].Cells["A1"].PutValue("Hello");
wb.Save("output.xlsx");

// Load with repair options
var opts = new LoadOptions { TryRepairPackage = true, TryRepairXml = true };
try
{
    var loaded = new Workbook("input.xlsx", opts);
    Console.WriteLine(loaded.Worksheets[0].Cells["A1"].StringValue);
}
catch (WorkbookLoadException ex)
{
    Console.WriteLine("Load failed: " + ex.Message);
}

using Aspose.Cells_FOSS;

var wb = new Workbook();
var ws = wb.Worksheets[0];

ws.Cells["A1"].PutValue("Qty");
ws.Cells["B1"].PutValue("Price");
ws.Cells["C1"].PutValue("Total");
ws.Cells["A2"].PutValue(10);
ws.Cells["B2"].PutValue(4.99m);
ws.Cells["C2"].Formula = "=A2*B2";

wb.Save("data.xlsx");

var loaded = new Workbook("data.xlsx");
Console.WriteLine(loaded.Worksheets[0].Cells["C2"].StringValue); // 49.9

using Aspose.Cells_FOSS;

var wb = new Workbook();
var cell = wb.Worksheets[0].Cells["A1"];
cell.PutValue("Styled Header");

var style = cell.GetStyle();
style.Font.Bold = true;
style.Font.Size = 14;
style.Pattern = FillPattern.Solid;
style.ForegroundColor = Color.FromArgb(255, 198, 239, 206);
style.HorizontalAlignment = HorizontalAlignmentType.Center;
cell.SetStyle(style);

wb.Save("styled.xlsx");

using Aspose.Cells_FOSS;

var wb = new Workbook();
var ws = wb.Worksheets[0];
for (var i = 0; i < 10; i++)
    ws.Cells[i, 0].PutValue(i + 1);

var ruleSet = ws.ConditionalFormattings[ws.ConditionalFormattings.Add()];
ruleSet.AddArea(CellArea.CreateCellArea("A1", "A10"));
var rule = ruleSet[ruleSet.AddCondition(FormatConditionType.CellValue, OperatorType.Between, "3", "7")];
var ruleStyle = rule.Style;
ruleStyle.Pattern = FillPattern.Solid;
ruleStyle.ForegroundColor = Color.FromArgb(255, 255, 199, 206);
rule.Style = ruleStyle;

wb.Save("cf.xlsx");

using Aspose.Cells_FOSS;

var wb = new Workbook();
var ws = wb.Worksheets[0];

var listVal = ws.Validations[ws.Validations.Add(CellArea.CreateCellArea("A1", "A10"))];
listVal.Type = ValidationType.List;
listVal.Formula1 = "\"Open,Closed,Pending\"";
listVal.InCellDropDown = true;

var numVal = ws.Validations[ws.Validations.Add(CellArea.CreateCellArea("B1", "B10"))];
numVal.Type = ValidationType.Decimal;
numVal.Operator = OperatorType.Between;
numVal.Formula1 = "0";
numVal.Formula2 = "100";
numVal.ShowError = true;

wb.Save("validation.xlsx");

using Aspose.Cells_FOSS;

var wb = new Workbook();
var ws = wb.Worksheets[0];

ws.Cells["A1"].PutValue("Name");
ws.Cells["B1"].PutValue("Region");
ws.Cells["C1"].PutValue("Sales");
ws.Cells["A2"].PutValue("Alice"); ws.Cells["B2"].PutValue("North"); ws.Cells["C2"].PutValue(1200);

ws.AutoFilter.Range = "A1:C1";
ws.AutoFilter.FilterColumns.Add(1);

wb.Save("filter.xlsx");

using Aspose.Cells_FOSS;

var wb = new Workbook();
var ws = wb.Worksheets[0];

ws.Cells["A1"].PutValue("Docs");
var link = ws.Hyperlinks[ws.Hyperlinks.Add("A1", 1, 1, "https://docs.aspose.org/cells/net/")];
link.TextToDisplay = "Documentation";

wb.DefinedNames[wb.DefinedNames.Add("DataRange", "Sheet1!$A$1:$D$10")].Comment = "Main data range";

wb.Save("links.xlsx");

using Aspose.Cells_FOSS;

var wb = new Workbook();
var ps = wb.Worksheets[0].PageSetup;
ps.Orientation = PageOrientationType.Landscape;
ps.PaperSize = PaperSizeType.PaperA4;
ps.PrintArea = "$A$1:$H$50";
ps.CenterHeader = "My Report";
ps.CenterHorizontally = true;
ps.AddHorizontalPageBreak(25);

wb.Save("paged.xlsx");

using Aspose.Cells_FOSS;

var wb = new Workbook();
wb.Worksheets[0].Name = "Summary";
var dataIdx = wb.Worksheets.Add("Data");
wb.Worksheets[dataIdx].VisibilityType = VisibilityType.Hidden;
wb.Worksheets.ActiveSheetName = "Summary";

var ws = wb.Worksheets["Summary"];
ws.Cells["A1"].PutValue("Title");
ws.Cells.Merge(0, 0, 1, 4);
ws.Cells.Rows[0].Height = 30d;
ws.Cells.Columns[0].Width = 20d;

wb.Save("worksheets.xlsx");