#43642 [NEW]: str_replace('foo', some_func(), $text) ALWAYS call some_func()

From: kampde at gmail dot com Operating system: debian etch PHP version: 5.2.5 PHP Bug Type: Performance problem Bug description: str_replace('foo', some_func(), $text) ALWAYS call some_func() Description: ------------ In str_replace(), if you put as a replace string a call to a function (that returns a string), this call is executed always, even if the text to be replaced is not found in the text. Reproduce code: --------------- function some_func() { echo "some_func() was called!\n"; return 'bar'; } echo str_replace('foo', some_func(), "aaaaa"); Expected result: ---------------- aaaa Actual result: -------------- some_func() was called! aaaa -- Edit bug report at http://bugs.php.net/?id=43642&edit=1 -- Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=43642&r=trysnapshot44 Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=43642&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=43642&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=43642&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=43642&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=43642&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=43642&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=43642&r=needscript Try newer version: http://bugs.php.net/fix.php?id=43642&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=43642&r=support Expected behavior: http://bugs.php.net/fix.php?id=43642&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=43642&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=43642&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=43642&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=43642&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=43642&r=dst IIS Stability: http://bugs.php.net/fix.php?id=43642&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=43642&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=43642&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=43642&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=43642&r=mysqlcfg