title: Difference between references and pointers
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/57483/what-are-the-differences-between-pointer-variable-and-reference-variable-in-c">What are the differences between pointer variable and reference variable in C++?</a>  </p>
  </blockquote>
  
  
  
  <p>What does Class&amp; mean in c++ and how is it different from Class*?</p>
  
  <pre><code>Class&amp; foo;
  Class* foo;
  </code></pre>