Bug #78101 [NEW]: Icorrect behaviour for substr on Windows

From: mishamosher at gmail dot com Operating system: Windows 10 1903 64-bits PHP version: 7.2.19 Package: *General Issues Bug Type: Bug Bug description:Icorrect behaviour for substr on Windows Description: ------------ I am trying this simple code: <?php echo substr("/es", 0, 1); ?> I expect to see a "/" as a result, but I get "�" instead. PHP is running in an entirely 64-bit environment. - Windows 10 1903 - PHP 7.2.19 (as an apache module) - Apache 2.4.39 Running PHP from the console (php.exe -f script.php) functions properly. Test script: --------------- <?php echo substr("/es", 0, 1); ?> Expected result: ---------------- "/" Actual result: -------------- "�" -- Edit bug report at https://bugs.php.net/bug.php?id=78101&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=78101&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=78101&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=78101&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=78101&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=78101&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=78101&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=78101&r=needscript Try newer version: https://bugs.php.net/fix.php?id=78101&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=78101&r=support Expected behavior: https://bugs.php.net/fix.php?id=78101&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=78101&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=78101&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=78101&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=78101&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=78101&r=dst IIS Stability: https://bugs.php.net/fix.php?id=78101&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=78101&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=78101&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=78101&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=78101&r=mysqlcfg