Timer.Visible Property

 

Overrides the Visible property of the Control class to prevent this value from being set.

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

[BrowsableAttribute(false)]
public override bool Visible { get; set; }

Property Value

Type: System.Boolean

true if the control is rendered on the page; otherwise, false.

Exception Condition
NotImplementedException

A value is assigned to the Visible property.

The Visible property is overridden in the Timer class to prevent setting this property. The Visible property returns true if the client component of the Timer class is included in the Web page, even if Enabled is set to false. The Visible property returns false when it is inside a container, such as an UpdatePanel control, whose Visible property is set to false.

.NET Framework
Available since 3.5
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