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<?php $a1 = [84, 6, 3, 21]; $a2 = [15, 3, 0, 26]; var_dump(array_map('array_sum', array_map(null, $a1, $a2))); var_dump(array_map(fn(...$vs) => array_sum($vs), $a1, $a2));
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
array(4) { [0]=> int(99) [1]=> int(9) [2]=> int(3) [3]=> int(47) } array(4) { [0]=> int(99) [1]=> int(9) [2]=> int(3) [3]=> int(47) }
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 7.3.0 - 7.3.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW), expecting ')' in /in/RoaUr on line 8
Process exited with code 255.
Output for 7.2.0 - 7.2.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW), expecting ',' or ')' in /in/RoaUr on line 8
Process exited with code 255.
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