symmetric-array-destructuring-keys-values.php

<?php

$countries = [
    ['country' => 'Spain', 'lang' => 'ES', 'currency' => 'EUR'],
    ['country' => 'USA', 'lang' => 'EN', 'currency' => 'USD']
];

foreach ($countries as ['country' => $countryName, 'lang' => $language, 'currency' => $currency]) {
    echo "<strong>Country: </strong> $countryName, <strong>Language: </strong> $language, <strong>Currency: </strong> $currency";
    echo  nl2br("\n");
}

// Print
// Country: Spain, Language: ES, Currency: EUR
// Country: USA, Language: EN, Currency: USD

symmetric-array-destructuring-with-key.php

<?php
echo "<strong>Countries:</strong>", nl2br("\n");

$countries = [
    'SPAIN'   => ['EUR', 'ES'],
    'USA'     => ['USD', 'EN'],
    'ECUADOR' => ['USD', 'ES'],
    'CUBA'    => ['CUC', 'ES'],
    'FRANCE'  => ['EUR', 'FR']
];

foreach ($countries as $countryName => [$currency, $lang]) {
    echo "<strong>Country: </strong> $countryName, <strong>Currency: </strong> $currency, <strong>Language: </strong> $lang";
    echo  nl2br("\n");
}

symmetric-array-destructuring.php

<?php
$playerRank = [
    ['Carlsen',    'Norway',     2842],
    ['Caruana',    'USA',        2822],
    ['Mamedyarov', 'Azerbaijan', 2801],
    ['Ding Liren', 'China',      2797],
    ['Kramnik',    'Russia',     2790],
];

[$player1, $player2] = $playerRank;

echo "<strong>Player 1 is:</strong>", nl2br("\n");

foreach ($player1 as $data) {
    echo $data, nl2br("\n");
}
echo  nl2br("\n");
echo "<strong>Player 2 is:</strong>", nl2br("\n");

foreach ($player2 as $data) {
    echo $data, nl2br("\n");
}
echo  nl2br("\n");
echo "<strong>Player List:</strong>", nl2br("\n");

foreach ($playerRank as [$name, $country, $elo]) {
    echo "<strong>Player Name:</strong> $name, ", "<strong>Player Country: </strong> $country,",  "<strong>Elo: </strong> $elo";
    echo  nl2br("\n");
}