Re: Division [maybe a bug]
| From: | Chris W | Date: | Sun, 11 May 2008 04:33:36 +0000 |
| Subject: | Re: Division [maybe a bug] | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-274125@lists.php.net to get a copy of this message | ||
jo opp wrote:
Hello! $var1= 2155243640%31104000; $var2= 2147309244%31104000; echo $var1 // Return -24651656 echo $var2 // Return 1133244 $var2 return the correct result, but $var1 is wrong (the correct result is 9067640)Probably because the maximum signed 32 bit integer value is 2,147,483,648 if you are dealing with numbers that large, consider using some arbitrary precision math functions that can work with as large of numbers as you need. http://us3.php.net/manual/en/refs.mathcrypto.math.php -- Chris W KE5GIX "Protect your digital freedom and privacy, eliminate DRM, learn more at http://www.defectivebydesign.org/what_is_drm" Ham Radio Repeater Database. http://hrrdb.com