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<?php $array1 = [ ["ID" => "AAAA", "Name" => "Apple"], ["ID" => "BBBB", "Name" => "Avocado"], ["ID" => "CCCC", "Name" => "Banana"] ]; $array2 = [ [ "ID" => "AAAA", "Taste" => "Yumi", "Location" => "France", "Price" => "Cheap" ], [ "ID" => "CCCC", "Taste" => "Yumi", "Location" => "Africa", "Price" => "Cheap" ], [ "ID" => "BBBB", "Taste" => "Yumi", "Location" => "America", "Price" => "Expensive" ], [ "ID" => "HZGA", "Taste" => "Berk", "Location" => "Moon", "Price" => "Expensive" ] ]; $lookup = array_column($array2, null, 'ID'); foreach ($array1 as &$row) { $row += $lookup[$row['ID']] ?? []; } var_export($array1);
Output for 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
array ( 0 => array ( 'ID' => 'AAAA', 'Name' => 'Apple', 'Taste' => 'Yumi', 'Location' => 'France', 'Price' => 'Cheap', ), 1 => array ( 'ID' => 'BBBB', 'Name' => 'Avocado', 'Taste' => 'Yumi', 'Location' => 'America', 'Price' => 'Expensive', ), 2 => array ( 'ID' => 'CCCC', 'Name' => 'Banana', 'Taste' => 'Yumi', 'Location' => 'Africa', 'Price' => 'Cheap', ), )
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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