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<?php function foo() { return json_encode([42]); } function bar () { $result = (yield foo()); yield json_decode($result); } $bar = bar(); var_dump($bar); foreach($bar as $key => $value) { var_dump($key => $value); echo "\n"; }
Output for 5.4.0 - 5.4.38
Parse error: syntax error, unexpected 'foo' (T_STRING) in /in/oa9td on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/oa9td on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/oa9td on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/oa9td on line 4
Process exited with code 255.

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