> b) A function which returned a variable by reference couldn't be returned > by reference. I think this one is probably OK to code.
Do you mean a referenced variable returned by a function couldn't be returned as a reference by its caller? That is to say, function &foo() { return $a; } function &bar() { return foo(); } $a = &bar(); Moriyoshi -- PHP Internals - PHP Runtime Development Mailing List To unsubscribe, visit: http://www.php.net/unsub.php