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<?php $f = INF; var_dump((string)$f); var_dump((int)$f); var_dump((bool)$f); echo "--\n"; $f = NAN; var_dump((string)$f); var_dump((int)$f); var_dump((bool)$f);
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
string(3) "INF" int(0) bool(true) -- string(3) "NAN" int(0) bool(true)
preferences:
44.31 ms | 406 KiB | 5 Q