Online PHP editor | rfc for sWBZr

@ 2017-12-01T12:21:18Z

<?php
$mobiles_sold = array(
    '1_DAY_2017' => array('SAMSUNG' => array(549, 199, 999), 'XIAOMI' => array(199, 2999, 499)),
    '2_DAY_2017' => array('SAMSUNG' => array(699, 999), 'LENOVO' => array(280, 2550, 849)),
    '3_DAY_2017' => array('OPPO' => array(500, 599), 'SAMSUNG' => array(799)),
    '4_DAY_2017' => array('SAMSUNG' => array(1299, 499, 799, 2500), 'OPPO' => array(299, 349, 499)),
    '5_DAY_2017' => array('XIAOMI' => array(500, 270, 340), 'VIVO' => array(4599, 299)),
    '6_DAY_2017' => array('VIVO' => array(240, 1899, 759, 530), 'OPPO' => array(999)),
    '7_DAY_2017' => array('OPPO' => array(300, 252, 1290), 'LENOVO' => array(570, 1300, 666)),
);

$result = [];

foreach ($mobiles_sold as $day) {
    foreach ($day as $key => $value) {
        if (!array_key_exists($key, $result)) {
            $result[$key] = array_sum($value);
            continue;
        }
        $result[$key] += array_sum($value);
    }
}

print_r($result);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [SAMSUNG] => 9341 [XIAOMI] => 4807 [LENOVO] => 6215 [OPPO] => 5087 [VIVO] => 8326 )

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