echo array from csv file

array_from_csv.php

function world_cities(){

    $csv = array_map( 'str_getcsv', file( plugin_dir_path( __FILE__ ) .  'data/countries_bordered1.csv', FILE_SKIP_EMPTY_LINES ) );
    $headers = $csv[0];
    unset($csv[0]);

    $rowsWithKeys = [];
    foreach ( $csv as $row ) {
        $newRow = [];
        foreach ( $headers as $k => $key ) {

            $newRow[$key] = explode( '|', $row[$k] );
        }
        $rowsWithKeys[] = $newRow;
    }
    return $rowsWithKeys;    
}

$toto = world_cities();

foreach ( $toto as $entry ) {
    $neigh = '';
    $last_neighbour = '"'. array_pop( $entry['neighbors'] ) .'"';

    foreach ( $entry['neighbors'] as $neighbour ) {
        $neigh .= '"'.$neighbour.'", ';
    }    
    echo '"'.$entry['country'][0].'"' . ' => ' . 'array(' . $neigh . $last_neighbour . '),' . "\n";

}