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<?php $array = [ ["Plat" => "hello", "Data" => "01/01/2015", "Term" => "PHP", "Quan" => "1"], ["Plat" => "hello", "Data" => "01/01/2015", "Term" => "PHP", "Quan" => "1"], ["Plat" => "hello", "Data" => "03/01/2015", "Term" => "PHP", "Quan" => "1"], ["Plat" => "hello", "Data" => "03/01/2015", "Term" => "PHP", "Quan" => "1"], ["Plat" => "hello", "Data" => "03/01/2015", "Term" => "PHP", "Quan" => "1"], ["Plat" => "hello", "Data" => "03/01/2015", "Term" => "PHP", "Quan" => "1"], ]; foreach ($array as $row) { if (!isset($result[$row['Data']])) { $result[$row['Data']] = $row; } else { $result[$row['Data']]['Quan'] += $row['Quan']; } } $result = array_values($result); var_export($result);
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
array ( 0 => array ( 'Plat' => 'hello', 'Data' => '01/01/2015', 'Term' => 'PHP', 'Quan' => 2, ), 1 => array ( 'Plat' => 'hello', 'Data' => '03/01/2015', 'Term' => 'PHP', 'Quan' => 4, ), )
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.
preferences:
174.61 ms | 407 KiB | 5 Q