Re: Simple question that I can't find the answer to

If you are working with numbers, which is perhaps not your case, you can use this simple trick to swith values of $a and $b: $a = $a + $b; $b = $a - $b; $a = $a - $b; -- __________________________________________________________________________________________ ========================================================================================== Jan Walter, called John LERACH, s.r.o. phone nr. work: +420-2-78 22 619, home: +420-2-35 35 27 61 on emergency call cell phone: +420-602-385 760 work e-mail mailto:Jan.Walter@lerach.cz private e-mail mailto:john@lerach.cz ICQ#: 28353428 __________________________________________________________________________________________ ==========================================================================================