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<?php session_start(); class test { function test() { $bar = &$_SESSION['foo']; } } var_dump($_SESSION['foo']); $test=new test(); $foo = 1; session_write_close();
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined array key "foo" in /in/Z2ZE6 on line 13 NULL

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