title: What is the (...) called in C and C++?
body: <p>One of the uses of <code>...</code> is to denote <strong>variadic</strong> entities in C and C++.</p>
  
  <p>What is its name?</p>
  
  <p>Is it classified as an operator or something else when used in that way?</p>
  
  <p>Any other details regarding <code>...</code>?</p>
  
  <p><strong>Edit:</strong>
  I know the purpose of <code>...</code>. I am asking about its name and classification, which I hope, is similar in both C and C++.</p>