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<?php $array = [ [ ['2018-06-13' => "hadir"], ['2018-06-12' => "hadir"], ['2018-06-11' => "alfa"] ], [ ['2018-06-13' => "hadir"], ['2018-06-12' => "hadir"], ['2018-06-11' => "hadir"] ] ]; var_export( array_reduce( $array, function ($carry, $item) { $carry[] = array_merge(...$item); return $carry; }, [] ) ); echo "\n---\n"; foreach ($array as &$sub1) { $sub1 = array_merge(...$sub1); } var_export($array);
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 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 - 8.3.27, 8.4.1 - 8.4.14, 8.5.0
array ( 0 => array ( '2018-06-13' => 'hadir', '2018-06-12' => 'hadir', '2018-06-11' => 'alfa', ), 1 => array ( '2018-06-13' => 'hadir', '2018-06-12' => 'hadir', '2018-06-11' => 'hadir', ), ) --- array ( 0 => array ( '2018-06-13' => 'hadir', '2018-06-12' => 'hadir', '2018-06-11' => 'alfa', ), 1 => array ( '2018-06-13' => 'hadir', '2018-06-12' => 'hadir', '2018-06-11' => 'hadir', ), )
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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