Bug #79213 [NEW]: mb_check_encoding doesn't work with base64

From: info at ioweb dot gr Operating system: Debian 9, Ubuntu 18.04 PHP version: 7.2.27 Package: Unknown/Other Function Bug Type: Bug Bug description:mb_check_encoding doesn't work with base64 Description: ------------ mb_check_encoding is unable to detect strings that are encoded with base64, it will show false Example string "test" will yield "dGVzdA==" but mb_check_encoding fails to detect correctly this is a base64 encoded string Test script: --------------- $base64encoded = base64_encode("test"); $valid = mb_check_encoding($base64encoded, "BASE64"); Expected result: ---------------- $valid is true Actual result: -------------- $valid is false -- Edit bug report at https://bugs.php.net/bug.php?id=79213&edit=1 -- Fix committed: https://bugs.php.net/fix.php?id=79213&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=79213&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=79213&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=79213&r=needscript Try newer version: https://bugs.php.net/fix.php?id=79213&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=79213&r=support Expected behavior: https://bugs.php.net/fix.php?id=79213&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=79213&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=79213&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=79213&r=globals PHP version support discontinued: https://bugs.php.net/fix.php?id=79213&r=phptooold Daylight Savings: https://bugs.php.net/fix.php?id=79213&r=dst IIS Stability: https://bugs.php.net/fix.php?id=79213&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=79213&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=79213&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=79213&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=79213&r=mysqlcfg