note 86761 added to language.references.return

The &b() function returns a reference of $a in the global scope. <?php $a = 0; function &b() { global $a; return $a; } $c = &b(); $c++; echo " \$a: $a \$b: $c " ?> It outputs: $a: 1 $b: 1 ---- Server IP: 216.235.15.211 Probable Submitter: 70.71.75.169 ---- Manual Page -- http://www.php.net/manual/en/language.references.return.php Edit -- https://master.php.net/note/edit/86761 Del: integrated -- https://master.php.net/note/delete/86761/integrated Del: useless -- https://master.php.net/note/delete/86761/useless Del: bad code -- https://master.php.net/note/delete/86761/bad+code Del: spam -- https://master.php.net/note/delete/86761/spam Del: non-english -- https://master.php.net/note/delete/86761/non-english Del: in docs -- https://master.php.net/note/delete/86761/in+docs Del: other reasons-- https://master.php.net/note/delete/86761 Reject -- https://master.php.net/note/reject/86761 Search -- https://master.php.net/manage/user-notes.php