Bug #62643 [NEW]: Wrong percentage similarity

From: funnyoz at hotmail dot fr Operating system: Windows PHP version: 5.4.5 Package: *General Issues Bug Type: Bug Bug description:Wrong percentage similarity Description: ------------ If you need the function 'similar_text' to calculate the similarity in percentage between two strings, the order is important, while it must not be. (see the Test script for more information) --- From manual page: http://www.php.net/function.similar-text --- Test script: --------------- $var_1 = 'PHP IS GREAT'; $var_2 = 'WITH MYSQL'; similar_text($var_1, $var_2, $percent); echo $percent; // 27.272727272727 similar_text($var_2, $var_1, $percent); echo $percent; // 18.181818181818 Expected result: ---------------- I expect both the echo's to print : 27.272727272727 Actual result: -------------- The first echo prints : 27.272727272727 The second : 18.181818181818 -- Edit bug report at https://bugs.php.net/bug.php?id=62643&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=62643&r=trysnapshot54 Try a snapshot (PHP 5.3): https://bugs.php.net/fix.php?id=62643&r=trysnapshot53 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=62643&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=62643&r=fixed Fixed in SVN and need be documented: https://bugs.php.net/fix.php?id=62643&r=needdocs Fixed in release: https://bugs.php.net/fix.php?id=62643&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=62643&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=62643&r=needscript Try newer version: https://bugs.php.net/fix.php?id=62643&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=62643&r=support Expected behavior: https://bugs.php.net/fix.php?id=62643&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=62643&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=62643&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=62643&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=62643&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=62643&r=dst IIS Stability: https://bugs.php.net/fix.php?id=62643&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=62643&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=62643&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=62643&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=62643&r=mysqlcfg