How to read appSettings section in the web config file

Question

My XML looks like this and the filename is web config   lt  xml version  1 0   gt   lt configuration gt     lt appSettings gt          lt add key  configFile  value  IIS config   gt       lt add key  RialtoDomain  value  ASNC AUDITORS   gt         lt  appSettings gt     lt system serviceModel gt              lt  system serviceModel gt   lt  configuration gt    In the code when I read like this   String path   ConfigurationSettings AppSettings  configFile      I am getting a null value  No exception is thrown  Is this the right way to do it

User · Answer

Here s the easy way to get access to the web config settings anywhere in your C  project   Properties Settings Default  Use case  litBodyText Text   Properties Settings Default BodyText  litFootText Text   Properties Settings Default FooterText  litHeadText Text   Properties Settings Default HeaderText   Web config file     lt applicationSettings gt       lt myWebSite Properties Settings gt          lt setting name  quot BodyText quot  serializeAs  quot String quot  gt           lt value gt             amp lt h1 amp gt Hello World amp lt  h1 amp gt             amp lt p amp gt        Ipsum Lorem            amp lt  p amp gt           lt  value gt         lt  setting gt         lt setting name  quot HeaderText quot  serializeAs  quot String quot  gt        My header text          lt value   gt         lt  setting gt         lt setting name  quot FooterText quot  serializeAs  quot String quot  gt        My footer text          lt value   gt         lt  setting gt       lt  myWebSite Properties Settings gt     lt  applicationSettings gt   No need for special routines - everything is right there already   I m surprised that no one has this answer for the best way to read settings from your web config file

User · Answer

ConfigurationManager AppSettings  configFile     http   msdn microsoft com en-us library system configuration configurationmanager appsettings aspx

User · Answer

Since you re accessing a web config you should probably use   using System Web Configuration   WebConfigurationManager AppSettings  configFile

User · Answer

Add namespace  using System Configuration    and in place of   ConfigurationSettings AppSettings   you should use   ConfigurationManager AppSettings  String path   ConfigurationManager AppSettings  configFile

User · Answer

You should add System configuration dll as reference and use System Configuration ConfigurationManager AppSettings  configFile   ToString  Don t forget to add usingstatement at the beginning  Hope it will help

User · Answer

using System Configuration            lt summary gt          For read one setting          lt  summary gt           lt param name  key  gt Key correspondent a your setting lt  param gt           lt returns gt Return the String contains the value to setting lt  returns gt      public string ReadSetting string key                var appSettings   ConfigurationManager AppSettings          return appSettings key     string Empty                  lt summary gt          Read all settings for output Dictionary lt string string gt            lt  summary gt                   lt returns gt Return the Dictionary lt string string gt  contains all settings lt  returns gt      public Dictionary lt string  string gt  ReadAllSettings                 var result   new Dictionary lt string  string gt             foreach  var key in ConfigurationManager AppSettings AllKeys              result Add key  ConfigurationManager AppSettings key            return result

[c#] How to read appSettings section in the web.config file?

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