php获取前一天后一天,php时间函数操作
1 <?php 2 3 date_default_timezone_set(‘PRC‘); //默认时区 4 5 echo "今天:",date("Y-m-d",time()),"<br>"; 6 7 echo "今天:",date("Y-m-d",strtotime("18 june 2008")),"<br>"; 8 9 echo "昨天:",date("Y-m-d",strtotime("-1 day")), "<br>"; 10 11 echo "明天:",date("Y-m-d",strtotime("+1 day")), "<br>"; 12 13 echo "一周后:",date("Y-m-d",strtotime("+1 week")), "<br>"; 14 15 echo "一周零两天四小时两秒后:",date("Y-m-d G:H:s",strtotime("+1 week 2 days 4 hours 2 seconds")), "<br>"; 16 17 echo "下个星期四:",date("Y-m-d",strtotime("next Thursday")), "<br>"; 18 19 echo "上个周一:".date("Y-m-d",strtotime("last Monday"))."<br>"; 20 21 echo "一个月前:".date("Y-m-d",strtotime("last month"))."<br>"; 22 23 echo "一个月后:".date("Y-m-d",strtotime("+1 month"))."<br>"; 24 25 echo "十年后:".date("Y-m-d",strtotime("+10 year"))."<br>"; 26 27 ?> 28 29 <?php 30 31 echo (strtotime(‘2020-5-20′)-strtotime(date(“Y-m-d”)))/86400; 32 33 ?>
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