Req #52727 [NEW]: Combined function default argument value

From: Operating system: All PHP version: 5.3.3 Package: Scripting Engine problem Bug Type: Feature/Change Request Bug description:Combined function default argument value Description: ------------ First of all - I marked it as feature/chamge request (not bug) bcs it`s not so important but maybe it`s a bug. Official manual quote: "The default value must be a constant expression, not (for example) a variable, a class member or a function call." Code written below is correct according to the documentation but interpreter generate parse error: syntax error, unexpected '.', expecting ')' function foobar($a = "abc"."def") { print($a); } //Wynik: Parse error: syntax error, unexpected '.', expecting ')' Test script: --------------- define("TEST", "abc"); function foo($a = TEST) { print($a); } //Res: abc function bar($a = "def") { print($a); } //Res: def function foobar($a = TEST."def") { print($a); } //Wynik: Parse error: syntax error, unexpected '.', expecting ')' //abstract but also causes parse error function foobar($a = "abc"."def") { print($a); } //Wynik: Parse error: syntax error, unexpected '.', expecting ')' -- Edit bug report at http://bugs.php.net/bug.php?id=52727&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=52727&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=52727&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=52727&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=52727&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=52727&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=52727&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=52727&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=52727&r=needscript Try newer version: http://bugs.php.net/fix.php?id=52727&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=52727&r=support Expected behavior: http://bugs.php.net/fix.php?id=52727&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=52727&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=52727&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=52727&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=52727&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=52727&r=dst IIS Stability: http://bugs.php.net/fix.php?id=52727&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=52727&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=52727&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=52727&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=52727&r=mysqlcfg