note 19515 added to language.operators.logical
| From: | php-general at lists dot php dot net | Date: | Fri, 01 Mar 2002 15:11:24 +0000 |
| Subject: | note 19515 added to language.operators.logical | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-27229@lists.php.net to get a copy of this message | ||
The post of 14-Oct-1999 04:09 about operator precedence is incorrect.
When I run the second example
$choice1 = "";
$choice2 = "dog";
$default = "other";
$val = $choice1 or $choice2 or $default;
Then $val is "", since the expression is equivilent to
($val = $choice1) or $choice2 or $default;
To get $val to be "dog" use:
$val=$choice1 or $val=$choice2 or $val=$default;
which is equivilent to
($val=$choice1) or ($val=$choice2) or ($val=$default);
--
http://www.php.net/manual/en/language.operators.logical.php
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