Asp.net|session
Asp. NET provides a session object that allows programmers to identify, store, and process contextual information for several requests to a particular network application on the server by the same browser object. The session corresponds to the same browser-server conversation, when the browser first req
ASP (ASP Training). NET (. NET Training) session We will encounter a lot of problems, then here we talk about some of the frequently used ASP : For a variable of value type, a copy of the value type is saved in the sessionsession["__test0"] = 1;int i = (int) session["__test0"]+1;int j = (int)
, and the content in the session is of the object type. After the content in the session is obtained, the type must be converted to the required type.
In ASP. NET, you can configure it in the web. config file.
timeout="20"
cookieless="true"
stateConnectionString="tcpip=localhost:42424"
sqlConnectionString=""
/>
For the paramet
session state mode
Common methods:
Method
Description
Add
Add a Session Object
Clear
Clears all values in the session state
CopyTo
Sets the set of session-state values in a one-dimensional array of rich islands
R
. cookiecontainer = new system. net. cookiecontainer ();
Cwssyscfg is a Web service class. The cookiecontainer attribute is set for the proxy class by the web service. As long as the cookiecontainer attribute of multiple proxies is the same value, the Web Service is called in the same session. It can be implemented in singleton mode.5) as long as the page has a submitted activity, all items of the
In ASP. NETProgramTo use the session object, make sure that the enablesessionstate attribute in the @ page command of the page is true or readonly, And the sessionstate attribute is correctly set in the web. config file.
Session status persistence in ASP. NET is determined by the mode attribute marked by the For example:
--> Note that the timeout v
Microsoft has made some tweaks compared to version 1.0. For details, please refer to the official documentation, I'll talk about 2.0 here.1. First to enable cookie session in the Startup.cs class in the root directory, there are two places to configureFirst in public void Configure (Iapplicationbuilder app, Ihostingenvironment env) methodSet up the app. Useauthentication ();public void Configure (Iapplicationbuilder app, Ihostingenvironment env) { if
First, inherit the Checklogincontroller class on the controller to check the login2, the Checklogincontroller class of the wordingusingSystem;usingSystem.Collections.Generic;usingSystem.Linq;usingsystem.web;usingSYSTEM.WEB.MVC;namespacetaskmanagement.controllers{ Public classChecklogincontroller:controller {/// ///Implementing a unified login validation check/// /// protected Override voidonactionexecuting (ActionExecutingContext filtercontext) {//if the
Webconfig Set the timeout is a big value, but the validity of the session is still not maintained for an hour.Check, mainly said mode= "InProc" words, session is placed in the process, so the most easily lost. If placed in services and databases, it will stabilize. Do a lot of people put in the service?Is it necessary to set cookieless to true?http://blog.csdn.net/kaifa123/article/details/6890106===========
1.4 Mode Modes for sessionstateIn ASP. 4 of the session's sessionstate mode:Off, InProc, StateServer, and SQL Server. 2. Off modemode= "Off">sessionstate>Off mode, that is, you do not need to use the session.Single page Close session: @ Page EnableSessionState = " false " %>3. InProc mode (default mode)mode= "InProc" cookieless= "false" timeout= "20" >sessionstate>Pros: Get the session state fasterCons:
> Session = New Dictionary String , Object >(); Data [sessionid] = Session; Return Session ;}}}
ASP. NET has a built-in session mechanism, which overwrites the above example with ASP. netsession. Do not put too many objects into the
Simple Chat Room program written by ASP. NET using application and session ObjectASP. Net has two important objects: application Object and session object. Application: the object that records Application parameters. This object is used to share Application-level information. Sessi
The HTTPOnly attribute has been added to the session cookie generated by ASP. NET 2.0. this value is hardcoded and cannot be changed via a setting in the application. while this is already ented as a breaking change in the breaking changes document (linked below), it's not clear the types of symptoms you will see in your application, nor is the fix clearly stated.
void application_endrequest (
First, the session reply support is not enabled by default in the WEBAPI project. You need to specify the types that members need to support in the Init () method in global Public classwebapiapplication:system.web.httpapplication{/// ///website Launch/// protected voidApplication_Start () {/** Note that you must first enable cross-domain, and then enable the enrollment route*/GlobalConfiguration.Configuration.EnableCors (); Globalconfigurat
Describe how a browser-based form post becomes a server-side event like button1_onclick.
What is a PostBack?
What is viewstate? How is it encoded? Is it encrypted? Who uses viewstate?
What is the
What three session state providers are available in ASP. NET 1.1? What are the pros and cons of each?
What is Web gardening? How wocould using it affect a design?
Given one ASP.
1.4 Mode Modes for sessionstateIn ASP. 4 of the session's sessionstate mode:Off, InProc, StateServer, and SQL Server. 2. Off modemode= "Off">sessionstate>Off mode, that is, you do not need to use the session. Single page Close session: @ Page EnableSessionState = " false " %>3. InProc mode (default mode)mode= "InProc" cookieless= "false" timeout= "20" >sessionstate> When mode is set to "InProc", the
Session IntroductionThis article assumes that the reader already understands the concept and role of the session and is used on traditional. NET Framework platforms.ASP. NET core 1.0 seems to need to be installed separately, in the NuGet console, select your Web project to execute the following command:Install-package
is tightly integrated with ASP. NET. You must be familiar with IIS configuration (IIS Help)
2. ASP. NET built-in objects
(Reference: http://blog.csdn.net/zhoufoxcn/archive/2008/09/15/2930049.aspx)
Request: The request object is used to retrieve the information in the request sent from the browser to the server.Response: used to send data from the server back to the browser. Each time the client sends a r
page has a When the page has read-only functionality to the session (that is, the page has a Read locks block A write lock, read locks do not block read locks, and write locks block all read and write locks. That's why when the same page in both frames goes to the same session, one of them waits for the other (slightly faster) to finish before it starts writing.Can be viewed here http://www.bitsCN.com/arti
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