PHP が相対時間関数を実装する_PHP チュートリアル

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関数relativeTime($time = false, $limit = 86400, $format = 'g:i A M jS') {

if (empty($time) || (!is_string($time) & amp; & amp;

!is_numeric($time))) $time = time();

elseif (is_string($time)) $time = strtotime($time);

$now = time();

$相対 = '';

if ($time === $now) $relative = 'now';

elseif ($time > $now) $relative = '将来';

その他 {

$diff = $now - $time;

if ($diff >= $limit) $relative = date($format, $time);

elseif ($diff

$relative = '1 分前未満';

} elseif (($ minutes = ceil($diff / 60))

$relative = $分' . (((int)$分 === 1) ? '' : '前';

} 他 {

$時間 = ceil($diff / 3600);

$relative = '約 ' . $hours' . (((int)$hours === 1) ? '' : 's';

}

}

$relative を返す;

}