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<?php function test(array|Traversable $data) { $c = iterator_count($data); $v = iterator_to_array($data); } $data = ['test']; test($data);
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
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 8.1.31 - 8.1.32
Fatal error: Uncaught TypeError: iterator_count(): Argument #1 ($iterator) must be of type Traversable, array given in /in/TPW7a:4 Stack trace: #0 /in/TPW7a(4): iterator_count(Array) #1 /in/TPW7a(9): test(Array) #2 {main} thrown in /in/TPW7a on line 4
Process exited with code 255.

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