http://disqus.com/people/df9e5b8bfde72a78231d8966e2ed539e/enSun, 02 Sep 2007 03:39:34 -0000http://fanphp.disqus.com/explain_it/#comment-2932092simple , if it was -$x the its as 0-1 = -1, so<br><br>try echo -$x + 1; will be 0nileshSun, 02 Sep 2007 03:39:34 -0000