Re: Re: [ZEND-ENGINE-CVS] cvs: ZendEngine2 / zend_compile.c zend_compile.h zend_execute.c zend_language_parser.y

From:	Zeev Suraski	Date:	Thu, 24 Jul 2003 16:06:51 +0000
Subject:	Re: Re: [ZEND-ENGINE-CVS] cvs: ZendEngine2 / zend_compile.c zend_compile.h zend_execute.c zend_language_parser.y
References:	1 2	Groups:	php.internals
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At 16:03 24/07/2003, Sebastian Bergmann wrote:

Zeev Suraski wrote: Log: Support references in foreach() Syntax:
    foreach ($arr as &$val)
    foreach ($arr as $key => &$val)
Does this mean that before this patch
    foreach ($arr as $val) {}
did not put a reference in $val but a copy (clone)?

A copy, yes. Using 'clone' here is a bit misleading though, it didn't call __clone or anything. For objects under PHP 5, this doesn't make too much of a difference. For everything else, it does. Zeev