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@ 2025-02-20T15:36:25Z

<?php
$users = [
    [
        "id" => 1,
        "name" => "rahul",
        "premium" => true,
        "purchases" => ["apple", "banana", "carrot"],
        "price" => 22,
        ],
    [        
        "id" => 2,
        "name" => "abhi",
        "premium" => false,
        "purchases" => ["apple", "banana", "carrot"],
        "price" => 22,
        ],
        [        
        "id" => 3,
        "name" => "kavita",
        "premium" => true,
        "purchases" => ["apple", "banana", "carrot", "orange"],
        "price" => 30,
        ],
    ];

$premiumUsers = array_reduce(
    $users,
    function ($carry, $user) {
        if ($user['premium']) {
            $carry[] = [
                "name" => $user["name"],
                "purchases" => $user["purchases"],
                "price" => $user["price"] - 2
                ];
        }
        return $carry;
    },
    []
);

print_r($premiumUsers);

/**
 * Array
(
    [0] => Array
        (
            [name] => rahul
            [purchases] => Array
                (
                    [0] => apple
                    [1] => banana
                    [2] => carrot
                )

            [price] => 20
        )

    [1] => Array
        (
            [name] => kavita
            [purchases] => Array
                (
                    [0] => apple
                    [1] => banana
                    [2] => carrot
                    [3] => orange
                )

            [price] => 28
        )

)
 */

Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21, 8.5.0 - 8.5.6: Array ( [0] => Array ( [name] => rahul [purchases] => Array ( [0] => apple [1] => banana [2] => carrot ) [price] => 20 ) [1] => Array ( [name] => kavita [purchases] => Array ( [0] => apple [1] => banana [2] => carrot [3] => orange ) [price] => 28 ) )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected '[' in /in/ZViTK on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected '[' in /in/ZViTK on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/ZViTK on line 2
Process exited with code 255.

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