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<?php $wig = false; function generate(&$wig) { foreach (array( "apples", "oranges", "pears") as $fruit) { if (!$wig) { $wig = true; yield $fruit; } else return 0; } } foreach (generate($wig) as $k) var_dump($k); ?>
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
string(6) "apples"
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.25
Fatal error: Generators cannot return values using "return" in /in/gFuo4 on line 10
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$fruit' (T_VARIABLE) in /in/gFuo4 on line 9
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/gFuo4 on line 9
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/gFuo4 on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/gFuo4 on line 9
Process exited with code 255.

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