Online PHP editor | output for CAoVb

@ 2019-05-20T11:06:38Z

<?php

$arr = 
Array
(
    '0' => Array
        (
            'emp_firstname' => 'Alistair',
            'non_pm' => 'AMZ',
            'sum' => 2
        ),


    '1' => Array
        (
            'emp_firstname' => 'Shakkeer',
            'non_pm' => 'SHK',
            'sum' => 3
        ),

    '2' => Array
        (
            'emp_firstname' => 'Waqas',
            'non_pm' => 'WAS',
            'sum' => 12
        ),

    '3' => Array
        (
            'emp_firstname' => 'Zain',
            'non_pm' => 'ZAI',
            'sum' => 9
        ),


    '4' => Array
        (
            'emp_firstname' => 'Shakkeer',
            'gud_pmeditor' => 'SHK',
            'sum' => 4
        ),

    '5' => Array
        (
            'emp_firstname' => 'Zain',
            'gud_pmeditor' => 'ZAI',
            'sum' => 2
        )

);
$res=[];
foreach($arr as $val){
    if(array_key_exists($val['emp_firstname'], $res))
        $res[$val['emp_firstname']]['sum'] = ($res[$val['emp_firstname']]['sum'] + $val['sum']);
    else
        $res[$val['emp_firstname']] = $val;
}
print_r(array_values($res));

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 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: Array ( [0] => Array ( [emp_firstname] => Alistair [non_pm] => AMZ [sum] => 2 ) [1] => Array ( [emp_firstname] => Shakkeer [non_pm] => SHK [sum] => 7 ) [2] => Array ( [emp_firstname] => Waqas [non_pm] => WAS [sum] => 12 ) [3] => Array ( [emp_firstname] => Zain [non_pm] => ZAI [sum] => 11 ) )
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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