Re: __clone() implementation

From:	Andi Gutmans	Date:	Mon, 02 Feb 2004 19:39:29 +0000
Subject:	Re: __clone() implementation
References:	1 2	Groups:	php.internals
Request:	Send a blank email to internals+get-7485@lists.php.net to get a copy of this message

At 07:32 PM 2/2/2004 +0100, Ferdinand Beyer wrote:

On 2 Feb 2004 at 14:36, Zeev Suraski wrote: Clone methods must now be declared as follows: function __clone($that) { } I just had a look at zend_compile.c - it seems as if the variable name $that was mandantory: [...] || strcmp(CG(active_op_array)->arg_info[0].name, "that")!=0)) {
                  zend_error(E_COMPILE_ERROR, "The clone method
must be declared as __clone($that)"); [...] Why shouldn't I be able to name it as I want, e.g. $clone? Don't understand the reason for that...

Because we want to keep it standard so that everyone uses the same thing (like previously). Anyway, $clone is semantically wrong because it implies that is the cloned object and not the to-be-cloned object. Andi