Asp net ashx files

Here we test the new configuration and ASHX file on the local machine. Now click the green arrow to run your website on the development server. You should see the image in your browser. This is the result of the handler. Add functionality. The example here so far is relatively useless. All it does is allow us to pipe an image through an ASHX handler. You can add any functionality logging code or referrer logic to the handler in the C language.

Also, developers commonly need to use the QueryString collection on the Request. You can use the Request. The code is the same. What this does. The above code receives requests and then returns a different file based on the QueryString collection value. It will return one of two images from the two query strings. The strings it returns are shown. Test query string. Does all this work?

Yes, but it is always important to test. Open your browser. And on the path, add query strings like those shown above. What happens is that ASP. NET internally maps the Default. Then The Handler. The code here could be used as a hit tracker that counts visitors and logs referrers. This could provide a more accurate visit count than server logs, because of browser and bot differences. Handlers versus web pages. NET web forms inherit from the Page class. This provides them with many events and a detailed initialization and event model.

You don't need that for dynamic images, XML, or binary files. Image Output. Not directly. I use the. Tom Gullen Tom Gullen Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Stack Gives Back Safety in numbers: crowdsourcing data on nefarious IP addresses.

Featured on Meta. New post summary designs on greatest hits now, everywhere else eventually. Linked 7. Related Hot Network Questions. Question feed. Inside this Action method, simply the View is returned. GetCustomers ;. CustomerId ;. Name ;. Country ;. Customer Id. Related Articles. Add Comments. Thank you for the feedback. The comment is now awaiting moderation. You will be notified via email when the author replies to your comment.

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