title: PHP ERROR displaying numbers
body: <p>please assist where I am going wrong:</p>
  
  <p>I am trying just to get the numbers: 5, 15, 25, 35 in <em>bold</em> and <em>underlined</em>.</p>
  
  <p>Here is my code:</p>
  
  <pre><code>&lt;?php
      for($i=1;$i&lt;=40;$i++) {
          $m=($i%15);
          if($m==0) {
             echo '&lt;b&gt;&lt;u&gt;' . $i . '&lt;/b&gt;&lt;/u&gt;' ;
          }
          else{
             echo $i;
          }
      }
  ?&gt;
  </code></pre>