Initial commit of the ClosedXML library

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.
2026-06-23 11:02:53 -05:00
parent 28bc05cf54
commit 2cd6df6481
1092 changed files with 97270 additions and 408 deletions
@@ -0,0 +1,39 @@
+using ClosedXML.Excel;
+using System;
+using System.Linq;
+
+namespace ClosedXML_Examples.Styles
+{
+    public class StyleIncludeQuotePrefix : IXLExample
+    {
+        public void Create(String filePath)
+        {
+            var workbook = new XLWorkbook();
+            var ws = workbook.Worksheets.Add("Style IncludeQuotePrefix");
+
+            var data = Enumerable.Range(1, 20)
+                .Select(i =>
+                new
+                {
+                    IntegerIndex = i,
+                    StringIndex = i.ToString(),
+                    PaddedString1000 = (i * 1000).ToString().PadLeft(8, '0'),
+                    PrependedString1000 = "Str" + (i * 1000).ToString().PadLeft(8, '0')
+                });
+
+            ws.FirstCell().InsertData(data);
+
+            // Columns B to D will be of type text
+            // but column B will not have the leading quotation mark
+            ws.Column("B").Style.IncludeQuotePrefix = false;
+
+            // Columns C and D will have the leading quotation mark
+            ws.Column("C").Style.IncludeQuotePrefix = true;
+            ws.Column("D").Style.SetIncludeQuotePrefix();
+
+            ws.Columns().AdjustToContents();
+
+            workbook.SaveAs(filePath);
+        }
+    }
+}