c# dotnet core hashtable TryGetValue code example

Example 1: trygetvalue dictionary c# example

string value = "";
if (openWith.TryGetValue("tif", out value))
{
    Console.WriteLine("For key = \"tif\", value = {0}.", value);
}
else
{
    Console.WriteLine("Key = \"tif\" is not found.");
}

Example 2: trygetvalue c#

//validation
       
  while(!(jukeBoxSongs.TryGetValue(userInput,out user)))
   {
     Console.WriteLine("tell the user what they did wrong");
     Console.WriteLine(" restate the question");
     userInput = Console.ReadLine();//catch the users response with the 
    //same string var you used before 

    }