Online PHP editor | output for qgp3u

Output for 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14, 8.5.0: int(1430431200)
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 8.0.13: int(1430438400)
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: Fatal error: Uncaught TypeError: mktime() expects parameter 4 to be int, null given in /in/qgp3u:8 Stack trace: #0 /in/qgp3u(8): mktime(0, 0, 0, NULL, NULL, NULL) #1 /in/qgp3u(14): my_mktime(0, 0, 0, NULL, NULL, NULL) #2 {main} thrown in /in/qgp3u on line 8
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33: Fatal error: Uncaught TypeError: mktime() expects parameter 4 to be integer, null given in /in/qgp3u:8 Stack trace: #0 /in/qgp3u(8): mktime(0, 0, 0, NULL, NULL, NULL) #1 /in/qgp3u(14): my_mktime(0, 0, 0, NULL, NULL, NULL) #2 {main} thrown in /in/qgp3u on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28: Warning: Unsupported declare 'strict_types' in /in/qgp3u on line 3 int(943916400)
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: int(943916400)
Output for 5.0.0 - 5.0.5: int(-1)
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected '{' in /in/qgp3u on line 7
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: Parse error: parse error, unexpected '{' in /in/qgp3u on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/qgp3u on line 7
Process exited with code 255.