php-general | 2001092

Re: [PHP] Weird results from Left Shift From: Sheridan Saint-Michel (webmaster <email protected>)
Date: 09/19/01

I already tried that before posting the question.

<?php
$num = 8;
$num = decbin($num);
echo "Number is $num<BR>";
$num = $num << 1;
echo "Shifted Number is $num";
?>

Gives me the output:
Number is 1000
Shifted Number is 2000

Sheridan Saint-Michel
Website Administrator
FoxJet, an ITW Company
www.foxjet.com

----- Original Message -----
From: "Rasmus Lerdorf" <rasmus <email protected>>
To: "Sheridan Saint-Michel" <webmaster <email protected>>
Cc: <php-general <email protected>>
Sent: Wednesday, September 19, 2001 3:51 PM
Subject: Re: [PHP] Weird results from Left Shift

> > Okay, from the manual I have
> > $a << $b - Shift the bits of $a $b steps to the left
> >
> > When I run the code
> >
> > <?php
> > $num = "0001000";
> > echo "Number is $num<BR>";
> > $num = $num << 1;
> > echo "Shifted Number is $num";
> > ?>
> >
> > I get the output
> >
> > Number is 0001000
> > Shifted Number is 2000
> >
> > What am I missing?!?
>
> Use: $num = bindec("0001000");
>
> -Rasmus
>
>
> --
> PHP General Mailing List (http://www.php.net/)
> To unsubscribe, e-mail: php-general-unsubscribe <email protected>
> For additional commands, e-mail: php-general-help <email protected>
> To contact the list administrators, e-mail: php-list-admin <email protected> 

-- 
PHP General Mailing List (http://www.php.net/)
To unsubscribe, e-mail: php-general-unsubscribe <email protected>
For additional commands, e-mail: php-general-help <email protected>
To contact the list administrators, e-mail: php-list-admin <email protected>