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<?php function test ($n){ foreach($n as $a) { yield $a; } }; $execute = test; foreach($execute([1,2,5]) as $n){ echo $n.PHP_EOL; }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Undefined constant "test" in /in/qrhsd:8 Stack trace: #0 {main} thrown in /in/qrhsd on line 8
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant test - assumed 'test' (this will throw an Error in a future version of PHP) in /in/qrhsd on line 8 1 2 5
Output for 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25
Notice: Use of undefined constant test - assumed 'test' in /in/qrhsd on line 8 1 2 5
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$a' (T_VARIABLE) in /in/qrhsd on line 4
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 T_VARIABLE in /in/qrhsd 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 T_VARIABLE in /in/qrhsd on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/qrhsd on line 4
Process exited with code 255.

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