What does "->" mean in php?
<blockquote>
  <p><strong>Possible Duplicate:</strong><br>
  <a href="http://stackoverflow.com/questions/3737139/reference-what-does-this-symbol-mean-in-php">Reference - What does this symbol mean in PHP?</a>  </p>
</blockquote>



<p>What exactly does -> do in php? </p>

<p>I have a good understanding of the basics of php but never understood this. I tend to see in apps that use Codeignitor. </p>
