计算几分钟前、几小时前、几天前的几个函数、类分享

浏览:2525 发布日期:2016/09/19 分类:技术分享
function time_tran($the_time){
   $now_time = date("Y-m-d H:i:s",time()+8*60*60);
   $now_time = strtotime($now_time);
   $show_time = strtotime($the_time);
   $dur = $now_time - $show_time;
   if($dur < 0){
    return $the_time;
   }else{
    if($dur < 60){
     return $dur.'秒前';
    }else{
     if($dur < 3600){
      return floor($dur/60).'分钟前';
     }else{
      if($dur < 86400){
       return floor($dur/3600).'小时前';
      }else{
       if($dur < 259200){//3天内
        return floor($dur/86400).'天前';
       }else{
        return $the_time;
       }
      }
 }
function format_date($time){
    $t=time()-$time;
    $f=array(
        '31536000'=>'年',
        '2592000'=>'个月',
        '604800'=>'星期',
        '86400'=>'天',
        '3600'=>'小时',
        '60'=>'分钟',
        '1'=>'秒'
    );
    foreach ($f as $k=>$v)    {
        if (0 !=$c=floor($t/(int)$k)) {
            return $c.$v.'前';
        }
    }
}
<?php
/*
 * author: ysongyang
 * time: 2016-08-02
 * 发博时间计算(年,月,日,时,分,秒)
 * $createtime 可以是当前时间
 * $gettime 你要传进来的时间
 */
class Mygettime{
        function  __construct($createtime,$gettime) {
            $this->createtime = $createtime;
            $this->gettime = $gettime;
    }
    function getSeconds()
    {
            return $this->createtime-$this->gettime;
        }
    function getMinutes()
       {
       return ($this->createtime-$this->gettime)/(60);
       }
      function getHours()
       {
       return ($this->createtime-$this->gettime)/(60*60);
       }
      function getDay()
       {
        return ($this->createtime-$this->gettime)/(60*60*24);
       }
      function getMonth()
       {
        return ($this->createtime-$this->gettime)/(60*60*24*30);
       }
       function getYear()
       {
        return ($this->createtime-$this->gettime)/(60*60*24*30*12);
       }
       function index()
       {
            if($this->getYear() > 1)
            {
                 if($this->getYear() > 2)
                    {
                        return date("Y-m-d",$this->gettime);
                        exit();
                    }
                return intval($this->getYear())." 年前";
                exit();
            }
             if($this->getMonth() > 1)
            {
                return intval($this->getMonth())." 月前";
                exit();
            }
             if($this->getDay() > 1)
            {
                return intval($this->getDay())." 天前";
                exit();
            }
             if($this->getHours() > 1)
            {
                return intval($this->getHours())." 小时前";
                exit();
            }
             if($this->getMinutes() > 1)
            {
                return intval($this->getMinutes())." 分钟前";
                exit();
            }
           if($this->getSeconds() > 1)
            {
                return intval($this->getSeconds()-1)." 秒前";
                exit();
            }
       }
  }
//类的使用实例
/*
 *
 * 调用类输出方式
 *
 * $a = new Mygettime(time(),strtotime('-25 month'));
 * echo iconv('utf-8', 'gb2312', $a->index())?iconv('utf-8', 'gb2312', $a->index()):iconv('utf-8', 'gb2312', '当前');
 *
 */
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