title: explanation for this symbol in linked list
body: <p>guys what's the meaning of -> in linked list?? explain with example please
  I've searched online and none of the site tells what's this thing and just go straight to coding</p>
  
  <p>example</p>
  
  <pre><code>start=start-&gt;next; // (a)
  start-&gt;prev = NULL; // (b)
  </code></pre>
  
  <p>is the meaning of </p>
  
  <p>(a) moving start to next node and then assign the next node to start??</p>
  
  <p>(b) idk what it means ,i need explanation thanks</p>