1. /**
    2. * 传入日期格式或时间戳格式时间，返回与当前时间的差距，如1分钟前，2小时前，5月前，3年前等
    3. * @param string or int $date 分两种日期格式"2020-12-05 14:16:12"或时间戳格式"1386743303"
    4. * @param int $type
    5. * @return string
    6. */
    7. function format_time($date = 0, $type = 1) { //$type = 1为时间戳格式，$type = 2为date时间格式
    8.     switch ($type) {
    9.         case 1:
    10.             //$data时间戳格式
    11.             $second = SYS_TIME - $date;
    12.             $minute = floor($second / 60) ? floor($second / 60) : 1; 
    13.             if ($minute >= 60 && $minute < (60 * 24)) { 
    14.                 $hour = floor($minute / 60); 
    15.             } elseif ($minute >= (60 * 24) && $minute < (60 * 24 * 30)) { 
    16.                 $day = floor($minute / ( 60 * 24)); 
    17.             } elseif ($minute >= (60 * 24 * 30) && $minute < (60 * 24 * 365)) { 
    18.                 $month = floor($minute / (60 * 24 * 30));
    19.             } elseif ($minute >= (60 * 24 * 365)) { 
    20.                 $year = floor($minute / (60 * 24 * 365)); 
    21.             }
    22.             break;
    23.             case 2:
    24.             //$date为字符串格式 2013-06-06 19:16:12
    25.             $date = strtotime($date);
    26.             $second = SYS_TIME - $date;
    27.             $minute = floor($second / 60) ? floor($second / 60) : 1; 
    28.             if ($minute >= 60 && $minute < (60 * 24)) { 
    29.                 $hour = floor($minute / 60); 
    30.             } elseif ($minute >= (60 * 24) && $minute < (60 * 24 * 30)) { 
    31.                 $day = floor($minute / ( 60 * 24)); 
    32.             } elseif ($minute >= (60 * 24 * 30) && $minute < (60 * 24 * 365)) { 
    33.                $mont = floor($minute / (60 * 24 * 30)); 
    34.             } elseif ($minute >= (60 * 24 * 365)) { 
    35.                $year = floor($minute / (60 * 24 * 365)); 
    36.             }
    37.             break;
    38.             default:
    39.             break;
    40.     }
    41.     if (isset($year)) {
    42.         return $year . '年前';
    43.     } elseif (isset($month)) {
    44.         return $month . '月前';
    45.     } elseif (isset($day)) {
    46.         return $day . '天前';
    47.     } elseif (isset($hour)) {
    48.         return $hour . '小时前';
    49.     } elseif (isset($minute)) {
    50.         return $minute . '分钟前';
    51.     }
    52. }