1 /**
2 +----------------------------------------------------------
3 * 功能：计算两个日期相差 年 月 日
4 +----------------------------------------------------------
5 * @param date $date1 起始日期
6 * @param date $date2 截止日期日期
7 +----------------------------------------------------------
8 * @return array
9 +----------------------------------------------------------
10 */
11 function DiffDate($date1, $date2) {
12 if (strtotime($date1) > strtotime($date2)) {
13 $ymd = $date2;
14 $date2 = $date1;
15 $date1 = $ymd;
16 }
17 list($y1, $m1, $d1) = explode('-', $date1);
18 list($y2, $m2, $d2) = explode('-', $date2);
19 $y = $m = $d = $_m = 0;
20 $math = ($y2 - $y1) * 12 + $m2 - $m1;
21 $y = floor($math / 12);
22 $m = intval($math % 12);
23 $d = (mktime(0, 0, 0, $m2, $d2, $y2) - mktime(0, 0, 0, $m2, $d1, $y2)) / 86400;
24 if ($d < 0) {
25 $m -= 1;
26 $d += date('j', mktime(0, 0, 0, $m2, 0, $y2));
27 }
28 $m < 0 && $y -= 1;
29 return array($y, $m, $d);
30 }
<?php
//Get detail gap of year,month and days between two different time by vfhky 20130728
$common = (time()-strtotime(get_option('swt_builddate')));
$a = floor($common/86400/360); //整数年
$b = floor($common/86400/30) - $a*12; //整数月
$c = floor($common/86400) - $a*360 - $b*30; //整数日
$d = floor($common/86400); //总的天数
echo $a."年".$b."月".$c."日（共计".$d."天）";
?>
