well, the first method is the same as saying $a = "foo"; $foo = "bar"; echo "$a $foo";
whereas the second method is appending "bar" to $a (thus making it "foobar") In first method, you get two variables, the second, just one -----Original Message----- From: Peter [mailto:[EMAIL PROTECTED]] Sent: Thursday, June 13, 2002 12:42 PM To: Php Subject: [PHP] Varible Varibles howdy, I'm just curious here about varible varibles ... I know that you can, well it's documented that you can, do the following <? $a = foo; $$a = bar; echo "$a $$a"; ?> which will produce foo bar now what I am curious about is, how much of a difference does that really make when you compare it to.. <? $a = foo; $a .= bar; echo "$a"; ?> Cheers Peter "the only dumb question is the one that wasn't asked" -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
