Merge pull request #2054 from syncfusion-content/881834-FAQ-HideColumnsXlsIO

881834 - Add FAQ for hide columns using column name

Author: Mohan2401

File-Formats-toc.html

@@ -1688,6 +1688,7 @@
 					<li><a href="/file-formats/xlsio/faqs/how-to-fix-the-argument-out-of-range-exception-when-accessing-a-large-number-of-rows-and-columns">How to fix the ArgumentOutOfRangeException when accessing a large number of rows and columns?</a></li>
 					<li><a href="/file-formats/xlsio/faqs/how-to-set-logarithmic-axis-for-chart-in-excel-document">How to set Logarithmic axis for chart in Excel document?</a></li>
 					<li><a href="/file-formats/xlsio/faqs/how-to-resolve-performance-issue-when-deleting-a-large-number-of-rows">How to resolve performance issue when deleting a large number of rows?</a></li>
+					<li><a href="/file-formats/xlsio/faqs/how-to-hide-columns-using-column-name">How to hide columns using column name?</a></li>
                 </ul>
 			</li>
         </ul>

File-Formats/XlsIO/FAQ.md

@@ -82,4 +82,5 @@ The frequently asked questions in Essential XlsIO are listed below.
 * [How to find and replace text in hyperlinks?](faqs/how-to-find-and-replace-text-in-hyperlinks)
 * [How to fix the ArgumentOutOfRangeException when accessing a large number of rows and columns?](faqs/how-to-fix-the-argument-out-of-range-exception-when-accessing-a-large-number-of-rows-and-columns)
 * [How to set Logarithmic axis for chart in Excel document?](faqs/how-to-set-logarithmic-axis-for-chart-in-excel-document)
-* [How to resolve performance issue when deleting a large number of rows?](faqs/how-to-resolve-performance-issue-when-deleting-a-large-number-of-rows)
+* [How to resolve performance issue when deleting a large number of rows?](faqs/how-to-resolve-performance-issue-when-deleting-a-large-number-of-rows)
+* [How to hide columns using column name](faqs/how-to-hide-columns-using-column-name)

File-Formats/XlsIO/faqs/how-to-hide-columns-using-column-name.md

@@ -0,0 +1,100 @@
+---
+title: How to hide columns using column name |Syncfusion.
+description: This page explains how to hide columns using column name using Syncfusion .NET Excel library (XlsIO).
+platform: file-formats
+control: XlsIO
+documentation: UG
+---
+
+# How to hide columns using column name?
+
+The following code illustrates how to hide columns using column name.
+
+{% tabs %}
+{% highlight c# tabtitle="C# [Cross-platform]" %}
+using (ExcelEngine excelEngine = new ExcelEngine())
+{
+    IApplication application = excelEngine.Excel;
+    application.DefaultVersion = ExcelVersion.Xlsx;
+
+    //Loads an existing file
+    FileStream inputStream = new FileStream("InputTemplate.xlsx", FileMode.Open, FileAccess.Read);
+    IWorkbook workbook = application.Workbooks.Open(inputStream);
+    IWorksheet worksheet = workbook.Worksheets[0];
+
+    List<string> columnsToHide = new List<string> { "column1", "column2", "column3" };
+
+    foreach (string columnName in columnsToHide)
+    {
+        IRange headerCell = worksheet.UsedRange.FindFirst(columnName, ExcelFindType.Text);
+        if (headerCell != null)
+        {
+            int columnIndex = headerCell.Column;
+
+            // Hide the column
+            worksheet.ShowColumn(columnIndex, false);
+        }
+    }
+
+    //Saving the workbook as stream
+    FileStream stream = new FileStream("Output.xlsx", FileMode.Create, FileAccess.ReadWrite);
+    workbook.SaveAs(stream);
+    stream.Dispose();
+}
+{% endhighlight %}
+
+{% highlight c# tabtitle="C# [Windows-specific]" %}
+using (ExcelEngine excelEngine = new ExcelEngine())
+{
+    IApplication application = excelEngine.Excel;
+    application.DefaultVersion = ExcelVersion.Xlsx;
+
+    //Loads an existing file
+    IWorkbook workbook = application.Workbooks.Open("InputTemplate.xlsx");
+    IWorksheet worksheet = workbook.Worksheets[0];
+
+    List<string> columnsToHide = new List<string> { "column1", "column2", "column3" };
+
+    foreach (string columnName in columnsToHide)
+    {
+        IRange headerCell = worksheet.UsedRange.FindFirst(columnName, ExcelFindType.Text);
+        if (headerCell != null)
+        {
+            int columnIndex = headerCell.Column;
+
+            // Hide the column
+            worksheet.ShowColumn(columnIndex, false);
+        }
+    }
+
+    //Saving the workbook
+    workbook.SaveAs("Output.xlsx");
+}
+{% endhighlight %}
+
+{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}
+Using excelEngine As ExcelEngine = New ExcelEngine()
+    Dim application As IApplication = excelEngine.Excel
+    application.DefaultVersion = ExcelVersion.Xlsx
+
+    ' Loads an existing file
+    Dim workbook As IWorkbook = application.Workbooks.Open("InputTemplate.xlsx")
+    Dim worksheet As IWorksheet = workbook.Worksheets(0)
+
+    Dim columnsToHide As List(Of String) = New List(Of String) From {"column1", "column2", "column3"}
+
+    For Each columnName As String In columnsToHide
+        Dim headerCell As IRange = worksheet.UsedRange.FindFirst(columnName, ExcelFindType.Text)
+        If headerCell IsNot Nothing Then
+            Dim columnIndex As Integer = headerCell.Column
+
+            ' Hide the column
+            worksheet.ShowColumn(columnIndex, False)
+        End If
+    Next
+
+    ' Saving the workbook
+    workbook.SaveAs("Output.xlsx")
+End Using
+{% endhighlight %}
+{% endtabs %}

File-Formats/XlsIO/faqs/how-to-resolve-performance-issue-when-deleting-a-large-number-of-rows.md

@@ -81,7 +81,7 @@ using(ExcelEngine excelEngine = new ExcelEngine())
     //Remove the worksheet
     workbook.Worksheets[0].Remove();
 
-    //Saving the workbook as stream
+    //Saving the workbook
     workbook.SaveAs("Output.xlsx");
 }
 {% endhighlight %}