Bug #52324 [NEW]: bad result when adding two floats

From: Operating system: ubuntu PHP version: 5.2.14RC2 Package: *General Issues Bug Type: Bug Bug description:bad result when adding two floats Description: ------------ PHP Version => 5.2.4-2ubuntu5.10 can you please consider this short code ? Test script: --------------- <?php $f1 = 0.09 ; $f2 = 0.01 ; $tot = $f1 + $f2 ; echo("$tot\n") ; ?> Expected result: ---------------- 0.1 Actual result: -------------- 0.0: -- Edit bug report at http://bugs.php.net/bug.php?id=52324&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=52324&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=52324&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=52324&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=52324&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=52324&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=52324&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=52324&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=52324&r=needscript Try newer version: http://bugs.php.net/fix.php?id=52324&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=52324&r=support Expected behavior: http://bugs.php.net/fix.php?id=52324&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=52324&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=52324&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=52324&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=52324&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=52324&r=dst IIS Stability: http://bugs.php.net/fix.php?id=52324&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=52324&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=52324&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=52324&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=52324&r=mysqlcfg