TextBox.MaxLength Property
Assembly: System.Web (in system.web.dll)
[ThemeableAttribute(false)] public: virtual property int MaxLength { int get (); void set (int value); }
/** @property */ public int get_MaxLength () /** @property */ public void set_MaxLength (int value)
public function get MaxLength () : int public function set MaxLength (value : int)
Not applicable.
Property Value
The maximum number of characters allowed in the text box. The default is 0, which indicates that the property is not set.Use the MaxLength property to limit the number of characters that can be entered in the TextBox control.
Note: |
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| This property is applicable only when the TextMode property is set to TextBoxMode.SingleLine or TextBoxMode.Password. |
This property cannot be set by themes or style sheet themes. For more information, see ThemeableAttribute and Introduction to ASP.NET Themes.
| Topic | Location |
|---|---|
| How to: Set ASP.NET Web Server Control Properties | Building ASP .NET Web Applications |
| How to: Set ASP.NET Web Server Control Properties | Building ASP .NET Web Applications |
The following code example demonstrates how to use the MaxLength property to limit the number of characters allowed in the TextBox control to 3.
Security Note: |
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| 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 (Visual Studio). |
Note: