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<?php function helloWorld() { yield from ['Hello', 'World']; } function genX() { $gen = helloWorld(); yield $gen; } $genii = genX(); echo $genii;
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Object of class Generator could not be converted to string in /in/b2dFL:13 Stack trace: #0 {main} thrown in /in/b2dFL on line 13
Process exited with code 255.

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