note 106179 added to language.variables.basics
| From: | srilatha dot vundyala at gmail dot com | Date: | Mon, 17 Oct 2011 11:10:51 +0000 |
| Subject: | note 106179 added to language.variables.basics | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-183918@lists.php.net to get a copy of this message | ||
you can also swith two numbers by just using + and - operators
<?php
$a=1;
$b=2;
//these are the two numbers we are going to swap
$a=$a+$b;
$b=$a-$b;
$a=$a-$b;
//the swapped values are
echo $a. PHP_EOL.$b;
?>
/*output will be
2
1*/
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Manual Page -- http://www.php.net/manual/en/language.variables.basics.php
Edit -- https://master.php.net/note/edit/106179
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Del: useless -- https://master.php.net/note/delete/106179/useless
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Del: non-english -- https://master.php.net/note/delete/106179/non-english
Del: in docs -- https://master.php.net/note/delete/106179/in+docs
Del: other reasons-- https://master.php.net/note/delete/106179
Reject -- https://master.php.net/note/reject/106179
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