From:             sigge at hystrix dot se
Operating system: 
PHP version:      5.0.4
PHP Bug Type:     Strings related
Bug description:  $string["otherstring"] = something | should produce a warning

Description:
------------
I recently had a bug in my code that overwrote an array with a string. I
missed the [], it happens.
But debugging was hard, and I had a bunch of $array["foo"] = "bar"; when
$array had been overwritten by a string.
As kind people on #php explained to me, PHP treats any string as 0. While
I can understand such behaviour, I think there should be a warning like
"you are treating a string as an array" or something.

This warning should probably not occur when the key is a number, as this
would return the character, but when accessing a string key of a string
makes no sense.

I can't see how this would break any backward compatibility, and it would
make debugging much easier! 

Edit: I've now seen that there are similar bugs, all marked closed and
without any non-stock explanation. 
I would really like to know why this "is expected", because to me, having
developed in PHP for two years, this wasn't expected at all, and caused me
a good headache.
Pardon me if I am spamming, I would prefer to add a comment to those bugs,
but can't.

Reproduce code:
---------------
$array = array();
$array = "string";
$array["foo"] = "bar";

Expected result:
----------------
Would be nice if it produced a warning on line 3, "Trying to access a
string as an array"


-- 
Edit bug report at http://bugs.php.net/?id=33879&edit=1
-- 
Try a CVS snapshot (php4):   http://bugs.php.net/fix.php?id=33879&r=trysnapshot4
Try a CVS snapshot (php5.0): 
http://bugs.php.net/fix.php?id=33879&r=trysnapshot50
Try a CVS snapshot (php5.1): 
http://bugs.php.net/fix.php?id=33879&r=trysnapshot51
Fixed in CVS:                http://bugs.php.net/fix.php?id=33879&r=fixedcvs
Fixed in release:            http://bugs.php.net/fix.php?id=33879&r=alreadyfixed
Need backtrace:              http://bugs.php.net/fix.php?id=33879&r=needtrace
Need Reproduce Script:       http://bugs.php.net/fix.php?id=33879&r=needscript
Try newer version:           http://bugs.php.net/fix.php?id=33879&r=oldversion
Not developer issue:         http://bugs.php.net/fix.php?id=33879&r=support
Expected behavior:           http://bugs.php.net/fix.php?id=33879&r=notwrong
Not enough info:             
http://bugs.php.net/fix.php?id=33879&r=notenoughinfo
Submitted twice:             
http://bugs.php.net/fix.php?id=33879&r=submittedtwice
register_globals:            http://bugs.php.net/fix.php?id=33879&r=globals
PHP 3 support discontinued:  http://bugs.php.net/fix.php?id=33879&r=php3
Daylight Savings:            http://bugs.php.net/fix.php?id=33879&r=dst
IIS Stability:               http://bugs.php.net/fix.php?id=33879&r=isapi
Install GNU Sed:             http://bugs.php.net/fix.php?id=33879&r=gnused
Floating point limitations:  http://bugs.php.net/fix.php?id=33879&r=float
No Zend Extensions:          http://bugs.php.net/fix.php?id=33879&r=nozend
MySQL Configuration Error:   http://bugs.php.net/fix.php?id=33879&r=mysqlcfg

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