title: What is the difference between ' and " in PHP?
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/1318028/php-different-quotes">PHP: different quotes?</a>  </p>
  </blockquote>
  
  <p>Simple question:</p>
  
  <p>What is the difference between ' and " in php? When should I use either?</p>