From:             jacob at jacobweber dot com
Operating system: All
PHP version:      5.0.4
PHP Bug Type:     Class/Object related
Bug description:  Type hinting and defaults of NULL

Description:
------------
When using type-hinting in a function's arguments, PHP should allow a
default value of NULL. Otherwise you have to manaully check the type with
instanceof. This would make it more convenient, and more consistent with
Java.

Reproduce code:
---------------
function f (MyClass $o = NULL) {
  echo "success";
}

f();

Expected result:
----------------
success

Actual result:
--------------
PHP compiler error.

-- 
Edit bug report at http://bugs.php.net/?id=33325&edit=1
-- 
Try a CVS snapshot (php4):   http://bugs.php.net/fix.php?id=33325&r=trysnapshot4
Try a CVS snapshot (php5.0): 
http://bugs.php.net/fix.php?id=33325&r=trysnapshot50
Try a CVS snapshot (php5.1): 
http://bugs.php.net/fix.php?id=33325&r=trysnapshot51
Fixed in CVS:                http://bugs.php.net/fix.php?id=33325&r=fixedcvs
Fixed in release:            http://bugs.php.net/fix.php?id=33325&r=alreadyfixed
Need backtrace:              http://bugs.php.net/fix.php?id=33325&r=needtrace
Need Reproduce Script:       http://bugs.php.net/fix.php?id=33325&r=needscript
Try newer version:           http://bugs.php.net/fix.php?id=33325&r=oldversion
Not developer issue:         http://bugs.php.net/fix.php?id=33325&r=support
Expected behavior:           http://bugs.php.net/fix.php?id=33325&r=notwrong
Not enough info:             
http://bugs.php.net/fix.php?id=33325&r=notenoughinfo
Submitted twice:             
http://bugs.php.net/fix.php?id=33325&r=submittedtwice
register_globals:            http://bugs.php.net/fix.php?id=33325&r=globals
PHP 3 support discontinued:  http://bugs.php.net/fix.php?id=33325&r=php3
Daylight Savings:            http://bugs.php.net/fix.php?id=33325&r=dst
IIS Stability:               http://bugs.php.net/fix.php?id=33325&r=isapi
Install GNU Sed:             http://bugs.php.net/fix.php?id=33325&r=gnused
Floating point limitations:  http://bugs.php.net/fix.php?id=33325&r=float
No Zend Extensions:          http://bugs.php.net/fix.php?id=33325&r=nozend
MySQL Configuration Error:   http://bugs.php.net/fix.php?id=33325&r=mysqlcfg

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