CacheDuration Property

Gets or sets the number of minutes an image is cached and displayed on a page before a new one is generated.

Syntax

Visual Basic
C#

'Declaration
 
Public Property CacheDuration As Integer

'Usage
 
Dim instance As Chart
Dim value As Integer
 
instance.CacheDuration = value
 
value = instance.CacheDuration

public int CacheDuration {get; set;}

Remarks

When set, a given chart image will be generated on the first hit and on all subsequent hits within the cache duration period the same image will be returned with no rendering work by the chart control.

Example

//Used the already generated image for upto 45 minutes.
Chart.CacheDuration = 45;

Visual Basic

'Used the already generated image for upto 45 minutes.
Chart.CacheDuration = 45

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

Chart Class
Chart Members
CachePeriod Property
CachePeriod Property
CachePeriod Property
CachePeriod Property
CachePeriod Property
CachePeriod Property
CachePeriod Property

Tutorials

File Handling