How Do I Cache Only Images In Asp.Net

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Hi folks,

I have been trying to cache image resources of my application in client browser.I googled I found different solutions.some at IIS level.some suggested to create custom handlers.but still i have confusion to proceed.

As i don't have access to IIS. Is there any best way we can cache images on client.please suggest your thoughts.

Thanks,
Syed

Posted 21-Dec-14 4:00am

syedkhaleel

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Kornfeld Eliyahu Peter · Answer 1 · 2014-12-21T04:07:00

Solution 1

You can not cache ONLY images without custom handlers...You can control client side caching using web.config settings...It will affect all content of course...
http://www.iis.net/configreference/system.webserver/staticcontent/clientcache[^]

Posted 21-Dec-14 4:07am

Kornfeld Eliyahu Peter

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[no name] 21-Dec-14 10:13am

hi kornfeld,
thanks for your response,but what do you mean by it will affect all content.if i am right i will it will cache all resources including css/js files..

[no name] 21-Dec-14 10:21am

in some examples i found these lines in header.

as i am new to this caching.could u please help me to understand.

<meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
<meta http-equiv="Pragma" content="no-cache" />
<meta http-equiv="Expires" content="0" />

[no name] 21-Dec-14 11:08am

i have added below lines in web.config
<clientcache cachecontrolcustom="Public" cachecontrolmode="UseMaxAge" cachecontrolmaxage="30.00:00:00">

i still dont see any change in loading.

Abhinav S · Answer 2 · 2014-12-21T05:34:00

Solution 2

Nice article - Caching Images in ASP.NET[^].

Posted 21-Dec-14 5:34am

Abhinav S