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run code in 300+ PHP versions simultaneously
<?php function printer() { $string = yield; return; } $printer = printer(); $printer->send('Hello world!'); foreach ($printer as $greeting) { echo $greeting; } ?>
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Exception: Cannot traverse an already closed generator in /in/kHv9h:9 Stack trace: #0 {main} thrown in /in/kHv9h on line 9
Process exited with code 255.

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