#34427 [NEW]: round function bug

From: lukasz at knasiecki dot com Operating system: Windows XP PHP version: 5.0.5 PHP Bug Type: *Math Functions Bug description: round function bug Description: ------------ Round function works with errors. Reproduce code: --------------- echo '<br>'.round(8.055, 2); echo '<br>'.round(8.155, 2); echo '<br>'.round(8.255, 2); Expected result: ---------------- echo '<br>'.round(8.055, 2); //gives 8.06 echo '<br>'.round(8.155, 2); //gives 8.16 echo '<br>'.round(8.255, 2); //gives 8.26 Actual result: -------------- echo '<br>'.round(8.055, 2); //gives 8.06 echo '<br>'.round(8.155, 2); //gives 8.15 !!! echo '<br>'.round(8.255, 2); //gives 8.26 -- Edit bug report at http://bugs.php.net/?id=34427&edit=1 -- Try a CVS snapshot (php4): http://bugs.php.net/fix.php?id=34427&r=trysnapshot4 Try a CVS snapshot (php5.0): http://bugs.php.net/fix.php?id=34427&r=trysnapshot50 Try a CVS snapshot (php5.1): http://bugs.php.net/fix.php?id=34427&r=trysnapshot51 Fixed in CVS: http://bugs.php.net/fix.php?id=34427&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=34427&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=34427&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=34427&r=needscript Try newer version: http://bugs.php.net/fix.php?id=34427&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=34427&r=support Expected behavior: http://bugs.php.net/fix.php?id=34427&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=34427&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=34427&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=34427&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=34427&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=34427&r=dst IIS Stability: http://bugs.php.net/fix.php?id=34427&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=34427&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=34427&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=34427&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=34427&r=mysqlcfg