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<?php $a = 1; var_dump(['a' => $a, 'b' => $b]); var_dump(compact('a', 'v'));
Output for 8.1.32, 8.2.25 - 8.2.29, 8.3.5 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
Warning: Undefined variable $b in /in/pHACp on line 5 array(2) { ["a"]=> int(1) ["b"]=> NULL } Warning: compact(): Undefined variable $v in /in/pHACp on line 6 array(1) { ["a"]=> int(1) }
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.

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