title: What does {1:C} in C# mean when found inside a string?
body: <p>For example, </p>
  
  <pre><code>Console.WriteLine("{0}\n earned:{1:C}\n". salariedEmployee, salariedEmployee.earnings());
  </code></pre>
  
  <p>I have found previous questions that explains what <code>{0}</code> means. however, it doesn't explain what {1:C} means.</p>