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<?php function grange($from, $to) { for ($i = $from; is_infinite($to) ?: $i <= $to; $i++) { yield $i; } } foreach (grange(1, "INF") as $element) { if ($element >= 20) { break; } echo $element."\n"; }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: is_infinite(): Argument #1 ($num) must be of type float, string given in /in/QSnsZ:4 Stack trace: #0 /in/QSnsZ(4): is_infinite('INF') #1 /in/QSnsZ(9): grange(1, 'INF') #2 {main} thrown in /in/QSnsZ on line 4
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: is_infinite() expects parameter 1 to be float, string given in /in/QSnsZ on line 4
Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.28
Warning: is_infinite() expects parameter 1 to be double, string given in /in/QSnsZ on line 4
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/QSnsZ on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/QSnsZ on line 5
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
Parse error: syntax error, unexpected ':' in /in/QSnsZ 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 ':' in /in/QSnsZ on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/QSnsZ on line 4
Process exited with code 255.

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