# AceEditor
Namespace: **Wisej.Web.Ext.AceEditor**
Assembly: **Wisej.Web.Ext.AceEditor** (3.2.0.0)
* [Control](https://docs.wisej.com/api?q=wisej.web.control)
* [Widget](https://docs.wisej.com/api?q=wisej.web.widget)
* [AceEditor](https://docs.wisej.com/extensions/extensions/aceeditor/api/wisej.web.ext.aceeditor.aceeditor)
Integrates the AceEditor () widget.
{% tabs %}
{% tab title="C#" %}
```csharp
public class AceEditor : Widget
```
{% endtab %}
{% tab title="VB.NET" %}
```visual-basic
Public Class AceEditor
Inherits Widget
```
{% endtab %}
{% endtabs %}
Ace is an embeddable code editor written in JavaScript. It matches the features and performance of native editors such as Sublime, Vim and TextMate.
## Constructors
### AceEditor()
Initializes a new instance of [AceEditor](https://docs.wisej.com/extensions/extensions/aceeditor/api/wisej.web.ext.aceeditor.aceeditor).
## Properties
### AutoUpdateDelay
[Int32](https://docs.microsoft.com/en-us/dotnet/api/system.int32): Sets the amount of in time in milliseconds to wait before updating the server that the content of the editor has changed while the user is typing. A value of 0 disables it. (Default: `1000`)
### DisplayIndentGuides
[Boolean](https://docs.microsoft.com/en-us/dotnet/api/system.boolean): Shows or hides the indent guides. (Default: `True`)
### FontSize
[Nullable\](https://docs.microsoft.com/en-us/dotnet/api/system.nullable): Returns or sets the FontSize. (Default: `null`)
### InitScript
[String](https://docs.microsoft.com/en-us/dotnet/api/system.string): Overridden to create our initialization script.
### Language
[String](https://docs.microsoft.com/en-us/dotnet/api/system.string): Returns or sets the language. (Default: `""`)
### Options
[Object](https://docs.microsoft.com/en-us/dotnet/api/system.object): Returns or sets the options to use for this instance of the AceEditor.
### Packages
[List\](https://docs.microsoft.com/en-us/dotnet/api/system.collections.generic.list): Overridden to return our list of script resources.
### PrintMarginColumn
[Int32](https://docs.microsoft.com/en-us/dotnet/api/system.int32): Returns or sets the print margin column position. (Default: `80`)
### ReadOnly
[Boolean](https://docs.microsoft.com/en-us/dotnet/api/system.boolean): If readOnly is true, then the editor is set to read-only mode, and none of the content can change. (Default: `False`)
### ShowGutter
[Boolean](https://docs.microsoft.com/en-us/dotnet/api/system.boolean): Shows or hides the gutter. (Default: `True`)
### ShowLineNumbers
[Boolean](https://docs.microsoft.com/en-us/dotnet/api/system.boolean): Shows or hides the line numbers in the gutter. (Default: `True`)
### ShowPrintMargin
[Boolean](https://docs.microsoft.com/en-us/dotnet/api/system.boolean): Shows or hides the print margin. (Default: `True`)
### Text
[String](https://docs.microsoft.com/en-us/dotnet/api/system.string): Returns or sets the text displayed in the editor. (Default: `""`)
### Theme
[String](https://docs.microsoft.com/en-us/dotnet/api/system.string): Returns or sets the theme. (Default: `""`)
## Methods
### Redo()
Performs a redo operation on the document, reimplementing the last change.
### Undo()
Performs an undo operation on the document, reverting the last change.