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Bug #49071 gmp_intval returns bad value
Submitted: 2009-07-27 10:59 UTC Modified: 2009-07-28 16:17 UTC
From: erha at freemail dot hu Assigned:
Status: Not a bug Package: GNU MP related
PHP Version: 5.2.10 OS: windows
Private report: No CVE-ID: None
 [2009-07-27 10:59 UTC] erha at freemail dot hu
Description:
------------
In the following code gmp_intval returns bad results. Replace it with gmp_strval to see the difference:




Reproduce code:
---------------
$val = "19991231235958";
$value = gmp_init($val);
$res = gmp_div_qr($value, "0x100000000");
$b1 = (string) gmp_intval($res[1]);
$b2 = (string) gmp_intval($res[0]);
echo "$b1 $b2";


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 [2009-07-28 16:17 UTC] jani@php.net
RTFM, http://php.net/gmp_intval 

"Warning
This function returns a useful result only if the number actually fits 
the PHP integer (i.e., signed long type). If you want just to print the 
GMP number, use gmp_strval()."
 
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