I have tried writing this article for beginners explaining these concepts in simple language and step-by-step.This is a very basic article for beginners that show various state management techniques. Stored on the client browser in a hidden field as a form of Base64 Encoding String not encrypted and can be decoded easily. Even if view state is disabled, or when state is managed using Session, control state moves to the client and back to the server in the page. Worker process recycling does not impact session variable data, Can be stored on the same web server or different dedicated machine. The view State is page specific, where as Session state is browser specific. Session State Vs. Last Modified: 2006-11-18. It's multi-user Global data meaning it will be accessible across all pages and all sessions. When should I consider to use SessionState to keep my variable values? As we know when a html page is rendered on browser after round trips then it lost their control value. Most scalable compared to the other modes. How did Argentina, Namibia, and Pakistan help China monitor and communicate with Chang'e 5? Working with ASP.NET it is very important to understand and use the various states maintenance techniques available. A postback is the exchange of form data with the server. It's a way to track what the user is doing on the site.. across multiple pages...amid the statelessness of the Web. If you desire to see view state, you can only do so on a single page only and not any others. Hence session state is used. Session state, in the context of .NET, is a method keep track of the a user session during a series of HTTP requests. Where to UseAn application variable is used only when the variable needs to have global access and when you need them for the entire time, during the lifetime of an application.ConclusionGuys, in the preceding explanation of view state, the session state and application state management techniques all have some advantages and disadvantages in web applications. Not very secure to store sensitive information.ASP.NET Session StateSession State is another state management technique to store state, meaning it helps in storing and using values from previous requests. This class exposes a key-value dictionary of objects.Application state variables are also used to store data when navigatiing from one page to another. The basic difference between these two is that the ViewState is to manage state at the client’s end, making state management easy for end-user while SessionState manages state at the server’s end, making it easy to manage content from this end too. ViewStates are not encrypted. TextBox1.Text = SessionCounter.ToString(); After navigating to the page mysessionpage.aspx and retrieving value from session. Why does__VIEWSTATE hidden ... View State and Control State are both stored in the same field. In that case data loss will happen witch make the application break. Storage Application State in simple language and step-by-step. The Viewstate is stored within the page itself (in encrypted text), while the Sessionstate is stored in the server. Very secure and most reliable option for the session management. NET. Viewstate object is used to persist data of variables across postbacks. The control will have an EnableViewState property which will allow you to enable/disable if the control properties( e.g. View state persist the values of particular page in … jrmcdona asked on 2006-06-01. By using this application performance will be better.InProc ModeInProc mode can be done in an ASP.NET web application using a configuration file by setting the mode attribute in the element SessionState. It is stored in a hidden field so that it isn't visible to the user. 633 Views. It is very confusing for the developers when working with states in ASP.NET web applications. Can be persisted in memory, which makes it a fast solution. Not able to sustain the session values when the worker process/IIS is restarted. - 4. Should I use Session State or Viewstate to store and save information in asp? Curving grades without creating competition among students, Does cauliflower have to be par boiled before cauliflower cheese. IntroductionThere are a number of articles and blogs available about ASP.NET state management. What is the difference between SessionState and ViewState? Session variables are stored in a SessionStateItemCollection object that is exposed through the HttpContext.Session property. This limits the changes that can be made on the page. Can be persisted in a Database, useful for Web Farms / Web Gardens. Application variable data is multi-user global data stored in memory. - 3. How can I keep playing online-only Flash games after the Flash shutdown in 2020? Hi, I have a datagrid that has a dataset as its datasource. Maintaining states during ASP.NET requests is very important from the application perspective.Stateless Nature of Web applicationWeb applications run on HTTP protocols and this HTTP protocol is stateless in nature, meaning it does not remember state or retain any state between requests and responses.Web application ProcessingWhenever a web application is compiled, the entire source code of the project is compiled into an intermediate language and generates an output assembly that is a DLL residing in the bin folder of the project directory.When the application URL is requested by a user, The web server loads the requested project DLL into memory and creates an instance of the web form requested that results in the creation of a new instance of web form and all the controls and variables available on that requested web form.After creation it completes the page life cycle and renders the output as HTML and sends back the HTML output to the browser as a response. Session state is saved on the server, ViewState is saved in the page. Does the viewstate … The main difference between the Session and the ViewState is that Session state is maintained at the server, not in the Page. Stack Overflow for Teams is a private, secure spot for you and Not good for applications with a large user base. Is Cleared when the session dies - usually after 20min of inactivity. 4.ViewState can only hold a string or serializable data while session can hold a large multitude type of data. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. They track the changes to a web site during post backs. The “Navigate to another screen state” is not meant to restoration. Viewstate is a technique used in ASP.NET to convey changes to the state of web forms across postbacks. When there is a requirement for a web farm  or web garden deployments the “out of process “modes like state server or SQL Server modes are the best option.State Server Session ModeThe disadvantage of session data loss is due to the worker process recycle that can be reduced using another mode, the state server mode.Reference MSDN DefinitionStateServer mode, that stores session state in a separate process called the ASP.NET state service. Of session you can not be shared in the web Farm/Web garden not changed in any,. Not visible on other pages unless you transfer those values to the desired.. Time that a unique user intracts with a web form from a web.... Like deployment situation a number of articles and blogs available about ASP.NET management... View state is efficient for a small set of data in application variables without creating among.: it is used to store the previous page data is no longer available do so on a single only... 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