note 86508 added to language.operators.bitwise
| From: | thefamousdick at gmail dot com | Date: | Wed, 22 Oct 2008 15:12:01 +0000 |
| Subject: | note 86508 added to language.operators.bitwise | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-145596@lists.php.net to get a copy of this message | ||
Just a quick Simple example on how BIT SHIFTING works
<?php
$a = 16;
echo $a << 2;
/*
This would output the number 64. Why??
well bit shifting tells PHP to take the variable
$a which in our case is 16 and shift if 2 bits which is basically
like saying take 16 and multiply it by 2 twice.
So 16 X 2 = 32 x 2 = 64*/
;?>
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