From: mrsnikivan at gmail dot com Operating system: window PHP version: 5.3.21 Package: PCRE related Bug Type: Bug Bug description:preg_match return false for using (\$)
Description: ------------ I using worksheet de pear(library parse.php, found problem for preg_match) $token='=sum($a1:$a1); if (preg_match("/^(\$)?[A-Ia-i]?[A-Za-z](\$)?[0-9]+:(\$)?[A-Ia-i]?[A-Za-z](\$)?[0-9]+$/",$token)) { ... } no true $token='=sum(a1:a1); if (preg_match("/^(\$)?[A-Ia-i]?[A-Za-z](\$)?[0-9]+:(\$)?[A-Ia-i]?[A-Za-z](\$)?[0-9]+$/",$token)) { ... } is true Test script: --------------- $ change another different character and no problem sample @ $token='=sum(@a1:@a1); if (preg_match("/^(\@)?[A-Ia-i]?[A-Za-z](\@)?[0-9]+:(\@)?[A-Ia-i]?[A-Za-z](\@)?[0-9]+$/",$token)) { ... } After trying other caracters I found that the problem is that the $ replace internal a point (.) character 46 $token='=sum($a1:$a1); if (preg_match("/^(.)?[A-Ia-i]?[A-Za-z](.)?[0-9]+:(.)?[A-Ia-i]?[A-Za-z](.)?[0-9]+$/",$token)) { ... } here if there was affirmative result for dollar ($) and point (.) Expected result: ---------------- true for (\$) for preg_match Actual result: -------------- false for (\$) for preg_match -- Edit bug report at https://bugs.php.net/bug.php?id=64145&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=64145&r=trysnapshot54 Try a snapshot (PHP 5.3): https://bugs.php.net/fix.php?id=64145&r=trysnapshot53 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=64145&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=64145&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=64145&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=64145&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=64145&r=needscript Try newer version: https://bugs.php.net/fix.php?id=64145&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=64145&r=support Expected behavior: https://bugs.php.net/fix.php?id=64145&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=64145&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=64145&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=64145&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=64145&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=64145&r=dst IIS Stability: https://bugs.php.net/fix.php?id=64145&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=64145&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=64145&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=64145&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=64145&r=mysqlcfg