Dumb Question - Casting
| From: | Chuck | Date: | Thu, 18 Feb 2010 15:47:48 +0000 |
| Subject: | Dumb Question - Casting | ||
| Groups: | php.general | ||
| Request: | Send a blank email to php-general+get-302173@lists.php.net to get a copy of this message | ||
Sorry, been doing heavy perl and haven't written any PHP in 3 years so a tad
rusty.
Can someone explain why the second expression in this code snippet evaluates
to 7 and not 8?
$a = (int) (0.1 +0.7);
echo "$a\n";
$x = (int) ((0.1 + 0.7) * 10);
echo "$x\n";
$y = (int) (8);
echo "$y\n";