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<?php $obj = new stdClass(); $obj->bar = "xyz"; $data = array("foo" => "bar"); $key = "foo"; // echo $obj->${data[$key]}; syntax error echo $obj->{$data[$key]}; $member = $data[$key]; echo $obj->$member; echo "{$obj->${data[$key]}}"; echo "{$obj->{$data[$key]}}";
Output for git.master, git.master_jit, rfc.property-hooks
xyzxyz Fatal error: Uncaught Error: Undefined constant "data" in /in/7Fboa:12 Stack trace: #0 {main} thrown in /in/7Fboa on line 12
Process exited with code 255.

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