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<?php $d = [array ( 77 => Array ( 'Bold Condensed', 'Bold Condensed 2', 'Bold Condensed 3' ) ), array ( 77 => array ( 'Bold Condensed' ), 136 => array ( 'Regular' ) ), array ( 77 => array ( 'Bold Condensed (1, 2, 3)' ), 168 => array ( 'Regular', 'Bold' ) )]; $result = []; foreach($d as $subs){ foreach($subs as $id => $values){ $result[ $id ] = array_merge($result[ $id ] ?? [], $values); } } $result = array_map(fn($v) => array_unique($v), $result); print_r($result);
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.29, 8.4.1 - 8.4.14, 8.4.16 - 8.4.17, 8.5.0 - 8.5.2
Array ( [77] => Array ( [0] => Bold Condensed [1] => Bold Condensed 2 [2] => Bold Condensed 3 [4] => Bold Condensed (1, 2, 3) ) [136] => Array ( [0] => Regular ) [168] => Array ( [0] => Regular [1] => Bold ) )
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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