C # Read and write config profile-reads the configuration file class

Source: Internet
Author: User

One: The method of accessing value via key:

Determine if there is a key (non-null)            if (ConfigurationManager.AppSettings.HasKeys ())            {                //get "thedate" in the App. config configuration file The value of the key,                foreach (string s in ConfigurationManager.AppSettings.GetValues ("Thedate"))                {                  Console.WriteLine (s);                }            }  
Two get all K EY's value Collection
Determine if there is a key (not null) in the App. config configuration file (ConfigurationManager.AppSettings.HasKeys ()) {Li  st<string> Thekeys = new list<string> ();  Save the collection of keys list<string> thevalues = new list<string> (); Save the collection of value//traverse out all keys and add the Thekeys collection to foreach (String Thekey in Configurationmanager.appsett Ings.                Keys) {thekeys.add (Thekey);                }//Walk out all value according to key and add the Thevalues set for (int i = 0; i < Thekeys.count; i++)                    {foreach (String thevalue in ConfigurationManager.AppSettings.GetValues (Thekeys[i]))                    {Thevalues.add (thevalue);                }}//Verify the Console.WriteLine ("*************key*************");        foreach (string s in Thekeys) {Console.WriteLine (s);        } Console.WriteLine ("************value************");                foreach (var item in thevalues) {Console.WriteLine (item); }            }

C # Reading and writing config profile-read configuration file class

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