In ASP. net2.0, you can easily access the Web. config configuration file, such as determining debug settings and verification types.

In ASP. net2.0, we can easily access the configuration file. In netframework2.0, The systemwebsectiongroup class is added.
Allows users to access the configuration file programmatically System. Web Group.
For example, you can determine whether the Web. config file is DEBUG = "true" or the authentication form.

Systemwebsectiongroup Ws = new systemwebsectiongroup ();
Compilationsection CP = ws. compilation;
You can use CP. Debug to obtain the "debug" configuration in the compilation section.
Authenticationsection as = ws. authentication;
You can use as. mode to obtain the "Mode" configuration in the authentication section. The value is one of the authenticationmode enumerated values.
The authenticationmode value is as follows:

	Member name	Description
	Forms	Specify the Authentication Mode Based on ASP. NET forms.
	None	No authentication is specified.
	Passport	Set Microsoft Passport to Authentication mode.
	Windows	Specify windows as authentication mode. This mode is applicable when you use the Internet Information Service (IIS) authentication method (basic, brief, integrated windows (NTLM/Kerberos) or certificate.

Appendix: Public attributes of the systemwebsectiongroup class:

	Name	Description
	Anonymousidentification	ObtainAnonymousidentificationSection.
	Authentication	ObtainAuthenticationSection.
	Authorization	ObtainAuthorizationSection.
	Browsercaps	ObtainBrowsercapsSection.
	Clienttarget	ObtainClienttargetSection.
	Compilation	ObtainCompilationSection.
	Customerrors	ObtainCustomerrorsSection.
	Deployment	ObtainDeploymentSection.
	Devicefilters	ObtainDevicefiltersSection.
	Globalization	ObtainGlobalizationSection.
	Healthmonitoring	ObtainHealthmonitoringSection.
	Hostingenvironment	ObtainHostingenvironmentSection.
	Httpcookies	ObtainHttpcookiesSection.
	Httphandlers	ObtainHttphandlersSection.
	Httpmodules	ObtainHttpmodulesSection.
	Httpruntime	ObtainHttpruntimeSection.
	Identity	ObtainIdentitySection.
	Isdeclarationrequired	Gets a value indicating whether to declare thisConfigurationsectiongroupObject. (Inherited from configurationsectiongroup .)
	Isdeclared	Gets a value that indicates whether thisConfigurationsectiongroupObject. (Inherited from configurationsectiongroup .)
	Machinekey	ObtainMachinekeySection.
	Membership	ObtainMembershipSection.
	Mobilecontrols	ObtainMobilecontrolsSection.
	Name	Obtain thisConfigurationsectiongroupObject Name attribute. (Inherited from configurationsectiongroup .)
	Pages	ObtainPagesSection.
	Processmodel	ObtainProcessmodelSection.
	Profile	ObtainProfileSection.
	Protocols	ObtainProtocolsSection.
	Rolemanager	ObtainRolemanagerSection.
	Sectiongroupname	ObtainConfigurationsectiongroupThe name of the associated node group. (Inherited from configurationsectiongroup .)
	Sectiongroups	Obtain an object that contains allConfigurationsectiongroupObjectConfigurationsectiongroupObject.ConfigurationsectiongroupThe sub-object of the object. (Inherited from configurationsectiongroup .)
	Sections	Gets a configurationsectioncollection that containsConfigurationsectiongroupAll configurationsection objects in. (Inherited from configurationsectiongroup .)
	SecurityPolicy	ObtainSecurityPolicySection.
	Sessionstate	ObtainSessionstateSection.
	Sitemap	ObtainSitemapSection.
	Trace	ObtainTraceSection.
	Trust	ObtainTrustSection.
	Type	Obtain or set thisConfigurationsectiongroupObject type. (Inherited from configurationsectiongroup .)
	Urlmappings	ObtainUrlmappingsSection.
	Webcontrols	ObtainWebcontrolsSection.
	Webparts	ObtainWebpartsSection.
	WebServices	ObtainWebServicesSection.
	Xhtmlconformance	ObtainXhtmlconformanceSection.