## Comment class

Encapsulates the object that represents a cell comment.

```csharp
public class Comment
```

## Properties

| Name | Description |
| --- | --- |
| [Author](../../aspose.cells/comment/author/) { get; set; } | Gets and sets Name of the original comment author |
| [AutoSize](../../aspose.cells/comment/autosize/) { get; set; } | Indicates if size of comment is adjusted automatically according to its content. Note: In some special cases (such as Mac environment), this setting may not take effect. If this setting does not take effect, please replace it with FitToTextSize(). |
| [Column](../../aspose.cells/comment/column/) { get; } | Gets the column index of the comment. |
| [CommentShape](../../aspose.cells/comment/commentshape/) { get; } | Get a Shape object that represents the shape attached to the specified comment. |
| [Font](../../aspose.cells/comment/font/) { get; } | Gets the font of comment. |
| [Height](../../aspose.cells/comment/height/) { get; set; } | Represents the Height of the comment, in unit of pixels. |
| [HeightCM](../../aspose.cells/comment/heightcm/) { get; set; } | Represents the height of the comment, in unit of centimeters. |
| [HeightInch](../../aspose.cells/comment/heightinch/) { get; set; } | Represents the height of the comment, in unit of inches. |
| [HtmlNote](../../aspose.cells/comment/htmlnote/) { get; set; } | Gets and sets the html string which contains data and some formats in this comment. |
| [IsThreadedComment](../../aspose.cells/comment/isthreadedcomment/) { get; } | Indicates whether this comment is a threaded comment. |
| [IsVisible](../../aspose.cells/comment/isvisible/) { get; set; } | Represents if the comment is visible or not. |
| [Note](../../aspose.cells/comment/note/) { get; set; } | Represents the content of comment. |
| [Row](../../aspose.cells/comment/row/) { get; } | Gets the row index of the comment. |
| [TextHorizontalAlignment](../../aspose.cells/comment/texthorizontalalignment/) { get; set; } | Gets and sets the text horizontal alignment type of the comment. |
| [TextOrientationType](../../aspose.cells/comment/textorientationtype/) { get; set; } | Gets and sets the text orientation type of the comment. |
| [TextVerticalAlignment](../../aspose.cells/comment/textverticalalignment/) { get; set; } | Gets and sets the text vertical alignment type of the comment. |
| [ThreadedComments](../../aspose.cells/comment/threadedcomments/) { get; } | Gets the list of threaded comments; |
| [Width](../../aspose.cells/comment/width/) { get; set; } | Represents the width of the comment, in unit of pixels. |
| [WidthCM](../../aspose.cells/comment/widthcm/) { get; set; } | Represents the width of the comment, in unit of centimeters. |
| [WidthInch](../../aspose.cells/comment/widthinch/) { get; set; } | Represents the width of the comment, in unit of inches. |

## Methods

| Name | Description |
| --- | --- |
| [Characters](../../aspose.cells/comment/characters/)(int, int) | Returns a Characters object that represents a range of characters within the comment text. |
| [FormatCharacters](../../aspose.cells/comment/formatcharacters/)(int, int, Font, StyleFlag) | Format some characters with the font setting. |
| [GetRichFormattings](../../aspose.cells/comment/getrichformattings/)() | Returns all Characters objects that represents a range of characters within the comment text. |

### Examples

```csharp
namespace AsposeCellsExamples
{
    using Aspose.Cells;
    using Aspose.Cells.Drawing;
    using System;

    public class CommentDemo
    {
        public static void CommentExample()
        {
            // Create a new workbook
            Workbook workbook = new Workbook();
            // Access the first worksheet
            Worksheet worksheet = workbook.Worksheets[0];
            // Access the comments collection of the worksheet
            CommentCollection comments = worksheet.Comments;

            // Add a comment to cell A1
            int commentIndex1 = comments.Add(0, 0);
            Comment comment1 = comments[commentIndex1];
            comment1.Note = "First note.";
            comment1.Font.Name = "Times New Roman";
            comment1.Font.Size = 12;
            comment1.Font.Color = System.Drawing.Color.Red;
            comment1.Author = "Carl.Yang";
            comment1.HtmlNote = "<Font Style='FONT-FAMILY: Calibri;FONT-SIZE: 11pt;COLOR: #0000ff;TEXT-ALIGN: left;'>This is a <b>test</b>.</Font>";
            comment1.IsVisible = true;
            comment1.TextOrientationType = TextOrientationType.TopToBottom;
            comment1.TextHorizontalAlignment = TextAlignmentType.Center;
            comment1.TextVerticalAlignment = TextAlignmentType.Center;
            comment1.AutoSize = true;
            comment1.HeightCM = 1.0;
            comment1.WidthCM = 1.0;
            comment1.Width = 10;
            comment1.Height = 10;
            comment1.WidthInch = 1.0;
            comment1.HeightInch = 1.0;

            // Access the shape of the comment
            CommentShape shape = comment1.CommentShape;
            int w = shape.Width;
            int h = shape.Height;

            // Add a comment to cell B2
            comments.Add("B2");
            Comment comment2 = comments["B2"];
            comment2.Note = "Second note.";

            // Save the workbook
            workbook.Save("CommentExample.xlsx");
            workbook.Save("CommentExample.pdf");
        }
    }
}
```

### See Also

* namespace [Aspose.Cells](../../aspose.cells/)
* assembly [Aspose.Cells](../../)