PHPで相対時間を返す方法（例：20分前、3日前）_PHPチュートリアル

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関数複数形($num) {

if ($num != 1)

「s」を返す;

}

関数 getRelativeTime($date) {

$diff = time() - strtotime($date);

if ($diff

$diff." 秒".plural($diff)." を返す";

$diff = ラウンド($diff/60);

if ($diff

$diff を返します。"分".plural($diff)." 前";

$diff = ラウンド($diff/60);

if ($diff

$diff."hour".plural($diff)."before";

$diff = ラウンド($diff/24);

if ($diff

$diff."天".plural($diff)."前";

$diff = ラウンド($diff/7);

if ($diff

$diff."week".plural($diff)."before";

return "on ".date("F j, Y", strtotime($date));

}