PHP 处理时间助手

TimeHelper.php

namespace common\helpers;

class TimeHelper
{
    /**
     * 离现在时间几个月
     * @param integer|string $time 时间戳或者时间
     * @return int
     */
    public static function dieMonth($time)
    {
        $data = (is_numeric($time) ? date('Y-m-d', $time) : $time);
        return (new \DateTime($data))->diff(new \DateTime(date('Y-m-d')))->format('%m');
    }
  
    /**
     * 离现在时间多少天
     * @param integer|string $time 时间戳或者时间
     * @return int
     */
    public static function dieDay($time)
    {
        $data = (is_numeric($time) ? date('Y-m-d', $time) : $time);
        return (new \DateTime($data))->diff(new \DateTime(date('Y-m-d')))->days;
    }
  
    /**
     * 获取某天/当前天 最开始的时间戳
     * @param string $time 时间戳 或者 2016-7-25 11:02:21
     * @return int
     */
    public static function beginTimestamp($time = '')
    {
        $time = ($time) ?: time();
        $time = is_numeric($time) ? $time : strtotime($time);
  
        return strtotime(date('Y-m-d', $time));
    }
  
  
    /**
     * 获取某天/当前天 结束的时间戳 23:59:59
     * @param string $time 时间戳 或者 2016-7-25 11:02:21
     * @return int
     */
    public static function endTimestamp($time = '')
    {
        return self::beginTimestamp($time) + 24 * 3600 - 1;
    }
}