I have found a bug on page migration.if-endif.html
[chm date: 2002-12-27]...

In the statement examples, the semicolon behind line 1 (and 3 and 5) should NOT be there.

if ($foo); 
   echo "yep\n"; 
elseif ($bar); 
   echo "almost\n"; 
else; 
   echo "nope\n"; 
endif;