Bug #75949 [NEW]: Variables have "hidden" values (tested 5.6, 7.0, 7.1)

From: me at superkot dot online Operating system: Ubuntu, CentOS PHP version: Irrelevant Package: Math related Bug Type: Bug Bug description:Variables have "hidden" values (tested 5.6, 7.0, 7.1) Description: ------------ Calculation results in number different from what can be seen (and what should be). Happens with 2263.20 or 2263.70 in the presented script example. Test script: --------------- <?php $order_total = '2263.20'; $order_total_nocents = $order_total * 100; echo $order_total . ' '. (int) $order_total . ' ' . $order_total_nocents . ' '. (int) $order_total_nocents; if ( $order_total_nocents != "226320" && $order_total_nocents != 226320 ) { echo '<br />Error! '. $order_total_nocents; } Expected result: ---------------- 2263.20 2263 226320 226320 Actual result: -------------- 2263.20 2263 226320 226319 Error! 226320 -- Edit bug report at https://bugs.php.net/bug.php?id=75949&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=75949&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=75949&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=75949&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=75949&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=75949&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=75949&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=75949&r=needscript Try newer version: https://bugs.php.net/fix.php?id=75949&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=75949&r=support Expected behavior: https://bugs.php.net/fix.php?id=75949&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=75949&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=75949&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=75949&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=75949&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=75949&r=dst IIS Stability: https://bugs.php.net/fix.php?id=75949&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=75949&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=75949&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=75949&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=75949&r=mysqlcfg