3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(INF, NAN); var_dump((float) INF, (float) NAN); var_dump((string) INF, (string) NAN);
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
float(INF) float(NAN) float(INF) float(NAN) string(3) "INF" string(3) "NAN"
preferences:
86.89 ms | 408 KiB | 5 Q