#46613 [NEW]: 55.76 value wrong interpreted

From: nylas2u at yahoo dot com Operating system: Windows XP PHP version: 5.2.6 PHP Bug Type: MySQL related Bug description: 55.76 value wrong interpreted Description: ------------ I have an apache+php+mysql server. If i store in one field this value : 55.76 and after that reapitly decreasing this value to zero, after the las decrease i never can make the value to be zero. I over verified my script it works in this way with any value like 12.28 even when using 55.76005 but never for 55.76 Reproduce code: --------------- Example : 55.76 - 10 = 44.76 44.76 - 33 = 11.76 11.76 - 11.76 = 1.17... * E-15 Expected result: ---------------- of course that expected result should be zero -- Edit bug report at http://bugs.php.net/?id=46613&edit=1 -- Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=46613&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=46613&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=46613&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=46613&r=fixedcvs Fixed in CVS and need be documented: http://bugs.php.net/fix.php?id=46613&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=46613&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=46613&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=46613&r=needscript Try newer version: http://bugs.php.net/fix.php?id=46613&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=46613&r=support Expected behavior: http://bugs.php.net/fix.php?id=46613&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=46613&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=46613&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=46613&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=46613&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=46613&r=dst IIS Stability: http://bugs.php.net/fix.php?id=46613&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=46613&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=46613&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=46613&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=46613&r=mysqlcfg