Thom Lamb
2cd6df6481
Establishes the foundational structure, core Excel functionality, and tooling. - Implements base components for cells, ranges, columns, and rows. - Integrates a custom calculation engine with a wide range of Excel functions. - Adds comprehensive support for styling, conditional formatting, data validation, comments, pictures, and charts. - Configures build setup, project metadata (NuGet), and developer guidelines. - Includes editor and Git attributes for consistent code style and line endings.
80 lines
3.1 KiB
C#
80 lines
3.1 KiB
C#
using ClosedXML.Excel;
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using System;
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namespace ClosedXML_Examples.Misc
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{
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public class Formulas : IXLExample
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{
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public virtual void Create(String filePath)
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{
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var wb = new XLWorkbook();
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var ws = wb.Worksheets.Add("Formulas");
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ws.Cell(1, 1).Value = "Num1";
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ws.Cell(1, 2).Value = "Num2";
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ws.Cell(1, 3).Value = "Total";
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ws.Cell(1, 4).Value = "cell.FormulaA1";
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ws.Cell(1, 5).Value = "cell.FormulaR1C1";
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ws.Cell(1, 6).Value = "cell.Value";
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ws.Cell(1, 7).Value = "Are Equal?";
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ws.Cell(2, 1).Value = 1;
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ws.Cell(2, 2).Value = 2;
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var cellWithFormulaA1 = ws.Cell(2, 3);
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// Use A1 notation
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cellWithFormulaA1.FormulaA1 = "=A2+$B$2"; // The equal sign (=) in a formula is optional
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ws.Cell(2, 4).Value = cellWithFormulaA1.FormulaA1;
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ws.Cell(2, 5).Value = cellWithFormulaA1.FormulaR1C1;
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ws.Cell(2, 6).Value = cellWithFormulaA1.Value;
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ws.Cell(3, 1).Value = 1;
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ws.Cell(3, 2).Value = 2;
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var cellWithFormulaR1C1 = ws.Cell(3, 3);
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// Use R1C1 notation
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cellWithFormulaR1C1.FormulaR1C1 = "RC[-2]+R3C2"; // The equal sign (=) in a formula is optional
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ws.Cell(3, 4).Value = cellWithFormulaR1C1.FormulaA1;
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ws.Cell(3, 5).Value = cellWithFormulaR1C1.FormulaR1C1;
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ws.Cell(3, 6).Value = cellWithFormulaR1C1.Value;
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ws.Cell(4, 1).Value = "A";
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ws.Cell(4, 2).Value = "B";
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var cellWithStringFormula = ws.Cell(4, 3);
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// Use R1C1 notation
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cellWithStringFormula.FormulaR1C1 = "=\"Test\" & RC[-2] & \"R3C2\"";
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ws.Cell(4, 4).Value = cellWithStringFormula.FormulaA1;
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ws.Cell(4, 5).Value = cellWithStringFormula.FormulaR1C1;
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ws.Cell(4, 6).Value = cellWithStringFormula.Value;
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// Setting the formula of a range
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var rngData = ws.Range(2, 1, 4, 7);
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rngData.LastColumn().FormulaR1C1 = "=IF(RC[-4]=RC[-1],\"Yes\", \"No\")";
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// Using an array formula:
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// Just put the formula between curly braces
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ws.Cell("A6").Value = "Array Formula: ";
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ws.Cell("B6").FormulaA1 = "{A2+A3}";
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ws.Range("C6:D6").FormulaA1 = "{TRANSPOSE(A2:A3)}";
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ws.Range(1, 1, 1, 7).Style.Fill.BackgroundColor = XLColor.Cyan;
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ws.Range(1, 1, 1, 7).Style.Font.Bold = true;
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ws.Columns().AdjustToContents();
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// You can also change the reference notation:
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wb.ReferenceStyle = XLReferenceStyle.R1C1;
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// And the workbook calculation mode:
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wb.CalculateMode = XLCalculateMode.Auto;
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ws.Range("A10").AddToNamed("A10_R1C1_A10_R1C1");
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ws.Cell("A10").Value = 0;
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ws.Cell("A11").FormulaA1 = "A2 + A10_R1C1_A10_R1C1";
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ws.Cell("A12").FormulaR1C1 = "R2C1 + A10_R1C1_A10_R1C1";
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ws.Cell("A13").FormulaR1C1 = "=SUM(R[-5]:R[-4])";
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ws.Cell("A14").FormulaA1 = "=SUM(8:9)";
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wb.SaveAs(filePath);
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}
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}
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}
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