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<?php $x = INF; var_dump($x, (string) $x, (float) (string) $x);
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.3 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.14 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
float(INF) string(3) "INF" float(0)
Output for 4.3.6 - 4.3.9, 5.0.0 - 5.0.2, 7.0.0 - 7.0.10
float(INF) string(3) "INF" float(INF)
Output for 4.3.4 - 4.3.5
Notice: Use of undefined constant INF - assumed 'INF' in /in/04YG9 on line 3 string(3) "INF" string(3) "INF" float(INF)
Output for 4.3.3
Notice: Use of undefined constant INF - assumed 'INF' in /in/04YG9 on line 3 string(3) "INF" string(3) "INF"
Process exited with code 137.
Output for 4.3.0 - 4.3.2
Notice: Use of undefined constant INF - assumed 'INF' in /in/04YG9 on line 3 string(3) "INF" string(3) "INF" float(0.E+79)

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