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<?php function &returnRef() { global $a; return $a; } function returnVal() { global $a; return $a; } $a = "original"; $b =& returnVal(); $b = "changed"; var_dump($a); //expecting warning + "original" $a = "original"; $b =& returnRef(); $b = "changed"; var_dump($a); //expecting "changed"
Output for git.master, git.master_jit, rfc.property-hooks
Notice: Only variables should be assigned by reference in /in/mRBD3 on line 13 string(8) "original" string(7) "changed"

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