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TextBox.Rows Property

Gets or sets the number of rows displayed in a multiline text box.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

abstract Rows : int with get, set
override Rows : int with get, set
<asp:TextBox Rows="Int32" />

Property Value

Type: System.Int32
The number of rows in a multiline text box. The default is 0, which displays a two-line text box.


The selected value is less than 0.

Use the Rows property to specify the number of rows displayed in a multiline text box.


This property is applicable only when the TextMode property is set to TextBoxMode.MultiLine.

This property cannot be set by themes or style sheet themes. For more information, see ThemeableAttribute and ASP.NET Themes and Skins.

The following code example demonstrates how to use the Rows property to specify a height of 5 rows for a multiline TextBox control.

Security noteSecurity Note

This example has a text box that accepts user input, which is a potential security threat. By default, ASP.NET Web pages validate that user input does not include script or HTML elements. For more information, see Script Exploits Overview.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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