echo some letters
<p>Hello im trying to echo only the 50 letters, but something in my code isnt ok, can someone take a look whats wrong?</p>

<pre><code>&lt;?php       
$id=18;         
$result=mysql_query("select * from article where id='$id'");        
$row=mysql_fetch_array($result);
$row = substr($row, 0,50);  
?&gt;

&lt;?php echo $row['info_en']; 
?&gt;
</code></pre>
