Specify the variables for specific keys in arrays in PHP7 -- found via: https://blog.frankdejonge.nl/array-destructuring-in-php/

array-destructuring-in-php7-specific.php

<?php

$members = [
    ['id' => 1, 'name'=> 'Seb', 'twitter' => '@sebdedeyne' ],
    ['id' => 2, 'name'=> 'Alex', 'twitter' => '@alexvanderbist'],
    ['id' => 3, 'name'=> 'Brent', 'twitter' => '@brendt_gd'],
];

foreach ($members as ['twitter' => $twitterHandle, 'name' => $firstName]) {
    // do stuff with $twitterHandle and $firstName
}