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@ 2018-06-24T14:58:52Z

<?php
$results = (object)[
    (object)[
        "totals_grouped_by" => "day",
        "totals" => (object)[
            "2018-05-25" => (object)[
                "sales" => "0.00", "orders" => 0, "items" => 0, "tax" => "0.00", "shipping" => "0.00", "discount" => "0.00", "customers" => 0
                ],
            "2018-05-26" => (object)[
                "sales" => "0.00", "orders" => 0, "items" => 0, "tax" => "0.00", "shipping" => "0.00", "discount" => "0.00", "customers" => 0
                ],
            "2018-05-27" => (object)[
                "sales" => "0.00", "orders" => 0, "items" => 0, "tax" => "0.00", "shipping" => "0.00", "discount" => "0.00", "customers" => 0
                ]
            ]
        ]
    ];

foreach($results as $val) {
    echo "Proof of mostly-accurate multi-dimensional array structure: " , $val->totals_grouped_by;
}

echo "\n---\n";

foreach ($results as $val) {
    foreach ($val->totals as $date => $subarray) {
        echo "Showing $date: ";
        var_export($subarray);
        echo "\n";
    }
}

// or assuming all levels are objects and you only want the one "totals" object that you posted:
echo "\n---\n";

foreach ($results->{0}->totals as $date => $subarray) {
    echo "Showing $date: ";
    var_export($subarray);
    echo "\n";
}

Output for git.master, git.master_jit, rfc.property-hooks: Proof of mostly-accurate multi-dimensional array structure: day --- Showing 2018-05-25: (object) array( 'sales' => '0.00', 'orders' => 0, 'items' => 0, 'tax' => '0.00', 'shipping' => '0.00', 'discount' => '0.00', 'customers' => 0, ) Showing 2018-05-26: (object) array( 'sales' => '0.00', 'orders' => 0, 'items' => 0, 'tax' => '0.00', 'shipping' => '0.00', 'discount' => '0.00', 'customers' => 0, ) Showing 2018-05-27: (object) array( 'sales' => '0.00', 'orders' => 0, 'items' => 0, 'tax' => '0.00', 'shipping' => '0.00', 'discount' => '0.00', 'customers' => 0, ) --- Showing 2018-05-25: (object) array( 'sales' => '0.00', 'orders' => 0, 'items' => 0, 'tax' => '0.00', 'shipping' => '0.00', 'discount' => '0.00', 'customers' => 0, ) Showing 2018-05-26: (object) array( 'sales' => '0.00', 'orders' => 0, 'items' => 0, 'tax' => '0.00', 'shipping' => '0.00', 'discount' => '0.00', 'customers' => 0, ) Showing 2018-05-27: (object) array( 'sales' => '0.00', 'orders' => 0, 'items' => 0, 'tax' => '0.00', 'shipping' => '0.00', 'discount' => '0.00', 'customers' => 0, )

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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