note 47563 added to language.operators.assignment

just for fun: another way to swap values without using a temporary variable": $x = 10 $y = 15 $x += $y // $x == 25 $y = $x - $y // $y == 10 $x -= $y // $x == 15 ---- Manual Page -- http://www.php.net/manual/en/language.operators.assignment.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+47563 Delete -- http://master.php.net/manage/user-notes.php?action=delete+47563&report=yes Reason: bad code -- http://master.php.net/manage/user-notes.php?action=delete+47563&report=yes&reason=bad+code Reason: spam -- http://master.php.net/manage/user-notes.php?action=delete+47563&report=yes&reason=spam Reason: useless example -- http://master.php.net/manage/user-notes.php?action=delete+47563&report=yes&reason=useless+example Reason: contains commercial links -- http://master.php.net/manage/user-notes.php?action=delete+47563&report=yes&reason=contains+commercial+links Reason: useless note -- http://master.php.net/manage/user-notes.php?action=delete+47563&report=yes&reason=useless+note Reject -- http://master.php.net/manage/user-notes.php?action=reject+47563&report=yes Search -- http://master.php.net/manage/user-notes.php