From:             s dot masugata at digicom dot dnp dot co dot jp
Operating system: RedHat Linux6.2J
PHP version:      4.3.2
PHP Bug Type:     Strings related
Bug description:  sprinf format Problem

Operation of sprintf is amusing.
<?
$A = -1;
echo bin2hex( sprintf( "%02d:", $A ) );
phpinfo( );
?>

reslt:[2d31003a]

NULL is added.
It's satisfactory at 4.1.2 or 4.3.1.

An environmental problem?
-- 
Edit bug report at http://bugs.php.net/?id=23894&edit=1
-- 
Try a CVS snapshot:         http://bugs.php.net/fix.php?id=23894&r=trysnapshot
Fixed in CVS:               http://bugs.php.net/fix.php?id=23894&r=fixedcvs
Fixed in release:           http://bugs.php.net/fix.php?id=23894&r=alreadyfixed
Need backtrace:             http://bugs.php.net/fix.php?id=23894&r=needtrace
Try newer version:          http://bugs.php.net/fix.php?id=23894&r=oldversion
Not developer issue:        http://bugs.php.net/fix.php?id=23894&r=support
Expected behavior:          http://bugs.php.net/fix.php?id=23894&r=notwrong
Not enough info:            http://bugs.php.net/fix.php?id=23894&r=notenoughinfo
Submitted twice:            http://bugs.php.net/fix.php?id=23894&r=submittedtwice
register_globals:           http://bugs.php.net/fix.php?id=23894&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=23894&r=php3
Daylight Savings:           http://bugs.php.net/fix.php?id=23894&r=dst
IIS Stability:              http://bugs.php.net/fix.php?id=23894&r=isapi
Install GNU Sed:            http://bugs.php.net/fix.php?id=23894&r=gnused

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