note 47555 added to function.die

When I try to check, what my variable return.. it was returning integer '1', but function 'die' send to my browser this: '<html><body></body></html>'. But when my variable return string '1', function 'die' send to my browser '1'. ---- Manual Page -- http://www.php.net/manual/en/function.die.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+47555 Delete -- http://master.php.net/manage/user-notes.php?action=delete+47555&report=yes Reason: bad code -- http://master.php.net/manage/user-notes.php?action=delete+47555&report=yes&reason=bad+code Reason: spam -- http://master.php.net/manage/user-notes.php?action=delete+47555&report=yes&reason=spam Reason: useless example -- http://master.php.net/manage/user-notes.php?action=delete+47555&report=yes&reason=useless+example Reason: contains commercial links -- http://master.php.net/manage/user-notes.php?action=delete+47555&report=yes&reason=contains+commercial+links Reason: useless note -- http://master.php.net/manage/user-notes.php?action=delete+47555&report=yes&reason=useless+note Reject -- http://master.php.net/manage/user-notes.php?action=reject+47555&report=yes Search -- http://master.php.net/manage/user-notes.php