Soccer Scores

<?php
    $input = ["Germany / Argentina: 1-0",
                "Brazil / Netherlands: 0-3",
                "Netherlands / Argentina: 0-0",
                "Brazil / Germany: 1-7",
                "Argentina / Belgium: 1-0",
                "Netherlands / Costa Rica: 0-0",
                "France / Germany: 0-1",
                "Brazil / Colombia: 2-1"];
    $results = [];

    foreach ($input as $match) {
        $match = preg_split("/[\/:-]+/", $match);
        if (isset($results[$match[0]])) {
            $results[$match[0]]['Matches  Against'] .= $match[1];
            $results[$match[0]]["Goals"] += (int)$match[2];
            $results[$match[0]]["Goals Against"] += (int)$match[3];
        }
        else {
            $results[$match[0]]['Matches  Against'] = $match[1];
            $results[$match[0]]["Goals"] = (int)$match[2];
            $results[$match[0]]["Goals Against"] = (int)$match[3];
        }
    }
    ksort($results);
    foreach ($results as $match => $value) {
        echo json_encode($match) . json_encode($value) . "<br>";
    }
?>