<?php import('ORG.Util.Date');// 导入日期类 $Date = new Date();//实例化类 $time_diff = $Date->timeDiff(date('Y-m-d H:i:s', $time)); //比对时间 ?>
date类
<?php // +---------------------------------------------------------------------- // | ThinkPHP [ WE CAN DO IT JUST THINK IT ] // +---------------------------------------------------------------------- // | Copyright (c) 2009 http://thinkphp.cn All rights reserved. // +---------------------------------------------------------------------- // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 ) // +---------------------------------------------------------------------- // | Author: liu21st <liu21st@gmail.com> // +---------------------------------------------------------------------- // $Id: Date.class.php 2689 2012-02-01 06:26:19Z liu21st $ /** +------------------------------------------------------------------------------ * 日期时间操作类 +------------------------------------------------------------------------------ * @category ORG * @package ORG * @subpackage Date * @author liu21st <liu21st@gmail.com> * @version $Id: Date.class.php 2689 2012-02-01 06:26:19Z liu21st $ +------------------------------------------------------------------------------ */ class Date extends Think {//类定义开始 /** +---------------------------------------------------------- * 日期的时间戳 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $date; /** +---------------------------------------------------------- * 时区 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $timezone; /** +---------------------------------------------------------- * 年 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $year; /** +---------------------------------------------------------- * 月 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $month; /** +---------------------------------------------------------- * 日 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $day; /** +---------------------------------------------------------- * 时 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $hour; /** +---------------------------------------------------------- * 分 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $minute; /** +---------------------------------------------------------- * 秒 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $second; /** +---------------------------------------------------------- * 星期的数字表示 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $weekday; /** +---------------------------------------------------------- * 星期的完整表示 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $cWeekday; /** +---------------------------------------------------------- * 一年中的天数 0－365 +---------------------------------------------------------- * @var integer * @access protected +---------------------------------------------------------- */ protected $yDay; /** +---------------------------------------------------------- * 月份的完整表示 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $cMonth; /** +---------------------------------------------------------- * 日期CDATE表示 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $CDATE; /** +---------------------------------------------------------- * 日期的YMD表示 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $YMD; /** +---------------------------------------------------------- * 时间的输出表示 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $CTIME; protected $Week = array("日","一","二","三","四","五","六"); /** +---------------------------------------------------------- * 架构函数 * 创建一个Date对象 +---------------------------------------------------------- * @param mixed $date 日期 +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- */ public function __construct($date='') { //分析日期 $this->date = $this->parse($date); $this->setDate($this->date); } /** +---------------------------------------------------------- * 日期分析 * 返回时间戳 +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- * @param mixed $date 日期 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function parse($date) { if (is_string($date)) { if (($date == "") || strtotime($date) == -1) { //为空默认取得当前时间戳 $tmpdate = time(); } else { //把字符串转换成UNIX时间戳 $tmpdate = strtotime($date); } } elseif (is_null($date)) { //为空默认取得当前时间戳 $tmpdate = time(); } elseif (is_numeric($date)) { //数字格式直接转换为时间戳 $tmpdate = $date; } else { if (get_class($date) == "date") { //如果是Date对象 $tmpdate = $date->date; } else { //默认取当前时间戳 $tmpdate = time(); } } return $tmpdate; } /** +---------------------------------------------------------- * 验证日期数据是否有效 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param mixed $date 日期数据 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function valid($date) { } /** +---------------------------------------------------------- * 日期参数设置 +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- * @param integer $date 日期时间戳 +---------------------------------------------------------- * @return void +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function setDate($date) { $dateArray = getdate($date); $this->date = $dateArray[0]; //时间戳 $this->second = $dateArray["seconds"]; //秒 $this->minute = $dateArray["minutes"]; //分 $this->hour = $dateArray["hours"]; //时 $this->day = $dateArray["mday"]; //日 $this->month = $dateArray["mon"]; //月 $this->year = $dateArray["year"]; //年 $this->weekday = $dateArray["wday"]; //星期 0～6 $this->cWeekday = '星期'.$this->Week[$this->weekday];//$dateArray["weekday"]; //星期完整表示 $this->yDay = $dateArray["yday"]; //一年中的天数 0－365 $this->cMonth = $dateArray["month"]; //月份的完整表示 $this->CDATE = $this->format("%Y-%m-%d");//日期表示 $this->YMD = $this->format("%Y%m%d"); //简单日期 $this->CTIME = $this->format("%H:%M:%S");//时间表示 return ; } /** +---------------------------------------------------------- * 日期格式化 * 默认返回 1970-01-01 11:30:45 格式 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param string $format 格式化参数 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function format($format = "%Y-%m-%d %H:%M:%S") { return strftime($format, $this->date); } /** +---------------------------------------------------------- * 是否为闰年 +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function isLeapYear($year='') { if(empty($year)) { $year = $this->year; } return ((($year % 4) == 0) && (($year % 100) != 0) || (($year % 400) == 0)); } /** +---------------------------------------------------------- * 计算日期差 * * w - weeks * d - days * h - hours * m - minutes * s - seconds +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- * @param mixed $date 要比较的日期 * @param string $elaps 比较跨度 +---------------------------------------------------------- * @return integer +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function dateDiff($date, $elaps = "d") { $__DAYS_PER_WEEK__ = (7); $__DAYS_PER_MONTH__ = (30); $__DAYS_PER_YEAR__ = (365); $__HOURS_IN_A_DAY__ = (24); $__MINUTES_IN_A_DAY__ = (1440); $__SECONDS_IN_A_DAY__ = (86400); //计算天数差 $__DAYSELAPS = ($this->parse($date) - $this->date) / $__SECONDS_IN_A_DAY__ ; switch ($elaps) { case "y"://转换成年 $__DAYSELAPS = $__DAYSELAPS / $__DAYS_PER_YEAR__; break; case "M"://转换成月 $__DAYSELAPS = $__DAYSELAPS / $__DAYS_PER_MONTH__; break; case "w"://转换成星期 $__DAYSELAPS = $__DAYSELAPS / $__DAYS_PER_WEEK__; break; case "h"://转换成小时 $__DAYSELAPS = $__DAYSELAPS * $__HOURS_IN_A_DAY__; break; case "m"://转换成分钟 $__DAYSELAPS = $__DAYSELAPS * $__MINUTES_IN_A_DAY__; break; case "s"://转换成秒 $__DAYSELAPS = $__DAYSELAPS * $__SECONDS_IN_A_DAY__; break; } return $__DAYSELAPS; } /** +---------------------------------------------------------- * 人性化的计算日期差 +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- * @param mixed $time 要比较的时间 * @param mixed $precision 返回的精度 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function timeDiff( $time ,$precision=false) { if(!is_numeric($precision) && !is_bool($precision)) { static $_diff = array('y'=>'年','M'=>'个月','d'=>'天','w'=>'周','s'=>'秒','h'=>'小时','m'=>'分钟'); return ceil($this->dateDiff($time,$precision)).$_diff[$precision].'前'; } $diff = abs($this->parse($time) - $this->date); static $chunks = array(array(31536000,'年'),array(2592000,'个月'),array(604800,'周'),array(86400,'天'),array(3600 ,'小时'),array(60,'分钟'),array(1,'秒')); $count =0; $since = ''; for($i=0;$i<count($chunks);$i++) { if($diff>=$chunks[$i][0]) { $num = floor($diff/$chunks[$i][0]); $since .= sprintf('%d'.$chunks[$i][1],$num); $diff = (int)($diff-$chunks[$i][0]*$num); $count++; if(!$precision || $count>=$precision) { break; } } } return $since.'前'; } /** +---------------------------------------------------------- * 计算月份的第一天 * 返回Date对象 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function firstDayOfMonth() { return (new Date(strftime("%Y-%m-%d", mktime(0, 0, 0, $this->month, 1, $this->year )))); } /** +---------------------------------------------------------- * 计算年份的第一天 * 返回Date对象 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function firstDayOfYear() { return (new Date(strftime("%Y-%m-%d", mktime(0, 0, 0, 1, 1, $this->year)))); } /** +---------------------------------------------------------- * 计算月份的最后一天 * 返回Date对象 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function lastDayOfMonth() { return (new Date(strftime("%Y-%m-%d", mktime(0, 0, 0, $this->month + 1, 0, $this->year )))); } /** +---------------------------------------------------------- * 计算年份的最后一天 * 返回Date对象 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function lastDayOfYear() { return (new Date(strftime("%Y-%m-%d", mktime(0, 0, 0, 1, 0, $this->year + 1)))); } /** +---------------------------------------------------------- * 计算月份的最大天数 * +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return integer +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function maxDayOfMonth() { $result = $this->dateDiff(strtotime($this->dateAdd(1,'m')),'d'); return $result; } /** +---------------------------------------------------------- * 取得指定间隔日期 * * yyyy - 年 * q - 季度 * m - 月 * y - day of year * d - 日 * w - 周 * ww - week of year * h - 小时 * n - 分钟 * s - 秒 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param integer $number 间隔数目 * @param string $interval 比较类型 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function dateAdd($number = 0, $interval = "d") { $hours = $this->hour; $minutes = $this->minute; $seconds = $this->second; $month = $this->month; $day = $this->day; $year = $this->year; switch ($interval) { case "yyyy": //---Add $number to year $year += $number; break; case "q": //---Add $number to quarter $month += ($number*3); break; case "m": //---Add $number to month $month += $number; break; case "y": case "d": case "w": //---Add $number to day of year, day, day of week $day += $number; break; case "ww": //---Add $number to week $day += ($number*7); break; case "h": //---Add $number to hours $hours += $number; break; case "n": //---Add $number to minutes $minutes += $number; break; case "s": //---Add $number to seconds $seconds += $number; break; } return (new Date(mktime($hours, $minutes, $seconds, $month, $day, $year))); } /** +---------------------------------------------------------- * 日期数字转中文 * 用于日和月、周 +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- * @param integer $number 日期数字 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function numberToCh($number) { $number = intval($number); $array = array('一','二','三','四','五','六','七','八','九','十'); $str = ''; if($number ==0) { $str .= "十" ;} if($number < 10){ $str .= $array[$number-1] ; } elseif($number < 20 ){ $str .= "十".$array[$number-11]; } elseif($number < 30 ){ $str .= "二十".$array[$number-21]; } else{ $str .= "三十".$array[$number-31]; } return $str; } /** +---------------------------------------------------------- * 年份数字转中文 * +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- * @param integer $yearStr 年份数字 * @param boolean $flag 是否显示公元 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function yearToCh( $yearStr ,$flag=false ){ $array = array('零','一','二','三','四','五','六','七','八','九'); $str = $flag? '公元' : ''; for($i=0;$i<4;$i++){ $str .= $array[substr($yearStr,$i,1)]; } return $str; } /** +---------------------------------------------------------- * 判断日期 所属 干支 生肖 星座 * type 参数：XZ 星座 GZ 干支 SX 生肖 * +---------------------------------------------------------- * @static * @access public +---------------------------------------------------------- * @param string $type 获取信息类型 +---------------------------------------------------------- * @return string +---------------------------------------------------------- * @throws ThinkExecption +---------------------------------------------------------- */ public function magicInfo($type) { $result = ''; $m = $this->month; $y = $this->year; $d = $this->day; switch ($type) { case 'XZ'://星座 $XZDict = array('摩羯','宝瓶','双鱼','白羊','金牛','双子','巨蟹','狮子','处女','天秤','天蝎','射手'); $Zone = array(1222,122,222,321,421,522,622,722,822,922,1022,1122,1222); if((100*$m+$d)>=$Zone[0]||(100*$m+$d)<$Zone[1]) $i=0; else for($i=1;$i<12;$i++){ if((100*$m+$d)>=$Zone[$i]&&(100*$m+$d)<$Zone[$i+1]) break; } $result = $XZDict[$i].'座'; break; case 'GZ'://干支 $GZDict = array( array('甲','乙','丙','丁','戊','己','庚','辛','壬','癸'), array('子','丑','寅','卯','辰','巳','午','未','申','酉','戌','亥') ); $i= $y -1900+36 ; $result = $GZDict[0][$i%10].$GZDict[1][$i%12]; break; case 'SX'://生肖 $SXDict = array('鼠','牛','虎','兔','龙','蛇','马','羊','猴','鸡','狗','猪'); $result = $SXDict[($y-4)%12]; break; } return $result; } public function __toString() { return $this->format(); } }//类定义结束 ?>