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<?php class a { private $a = '1a'; } class b { private $b = '2b'; } $r = [ new a, new b, new a, new b, new b, ]; var_dump(array_unique($r));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Object of class a could not be converted to string in /in/WhMcR:22 Stack trace: #0 /in/WhMcR(22): array_unique(Array) #1 {main} thrown in /in/WhMcR on line 22
Process exited with code 255.

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