PHP获取上周、本周、上月、本月、本季度、上季度时间方法大全

≯℡__Kan透↙ 提交于 2020-01-29 05:08:40

<?php

    date_default_timezone_set('PRC');

    date("Y-m-d H:i:s", strtotime(" +2 year"));

    date("Y-m-d H:i:s", strtotime(" +2 month"));

    date("Y-m-d H:i:s", strtotime(" +2 week"));

    date("Y-m-d H:i:s", strtotime(" +2 day"));

    date("Y-m-d H:i:s", strtotime(" +2 hour"));

    date("Y-m-d H:i:s", strtotime(" +2 minute"));

    date("Y-m-d H:i:s", strtotime(" +2 second"));

 

    echo date("Ymd",strtotime("now")), "\n";

    echo date("Ymd",strtotime("-1 week Monday")), "\n";

    echo date("Ymd",strtotime("-1 week Sunday")), "\n";

    echo date("Ymd",strtotime("+0 week Monday")), "\n";

    echo date("Ymd",strtotime("+0 week Sunday")), "\n";

 

    echo "*********第几个月:";

    echo date('n');

    echo "*********本周周几:";

    echo date("w");

    echo "*********本月天数:";

    echo date("t");

    echo "*********";

 

    echo '<br>上周起始时间:<br>';

    echo date("Y-m-d H:i:s",mktime(0, 0 , 0,date("m"),date("d")-date("w")+1-7,date("Y"))),"\n";

    echo date("Y-m-d H:i:s",mktime(23,59,59,date("m"),date("d")-date("w")+7-7,date("Y"))),"\n";

    echo '<br>本周起始时间:<br>';

    echo date("Y-m-d H:i:s",mktime(0, 0 , 0,date("m"),date("d")-date("w")+1,date("Y"))),"\n";

    echo date("Y-m-d H:i:s",mktime(23,59,59,date("m"),date("d")-date("w")+7,date("Y"))),"\n";

 

    echo '<br>上月起始时间:<br>';

    echo date("Y-m-d H:i:s",mktime(0, 0 , 0,date("m")-1,1,date("Y"))),"\n";

    echo date("Y-m-d H:i:s",mktime(23,59,59,date("m") ,0,date("Y"))),"\n";

    echo '<br>本月起始时间:<br>';

    echo date("Y-m-d H:i:s",mktime(0, 0 , 0,date("m"),1,date("Y"))),"\n";

    echo date("Y-m-d H:i:s",mktime(23,59,59,date("m"),date("t"),date("Y"))),"\n";

 

    $season = ceil((date('n'))/3);//当月是第几季度

    echo '<br>本季度起始时间:<br>';

    echo date('Y-m-d H:i:s', mktime(0, 0, 0,$season*3-3+1,1,date('Y'))),"\n";

    echo date('Y-m-d H:i:s', mktime(23,59,59,$season*3,date('t',mktime(0, 0 , 0,$season*3,1,date("Y"))),date('Y'))),"\n";

 

    $season = ceil((date('n'))/3)-1;//上季度是第几季度

    echo '<br>上季度起始时间:<br>';

    echo date('Y-m-d H:i:s', mktime(0, 0, 0,$season*3-3+1,1,date('Y'))),"\n";

    echo date('Y-m-d H:i:s', mktime(23,59,59,$season*3,date('t',mktime(0, 0 , 0,$season*3,1,date("Y"))),date('Y'))),"\n";

 

   // php两个日期相减得天数

    function count_days($a,$b){
     $a_dt=getdate($a);
     $b_dt=getdate($b);
     $a_new=mktime(12,0,0,$a_dt['mon'],$a_dt['mday'],$a_dt['year']);
     $b_new=mktime(12,0,0,$b_dt['mon'],$b_dt['mday'],$b_dt['year']);
     return round(abs($a_new-$b_new)/3600/24);
    }
    function count_days($formdate,$todate){
       return round(abs(strtotime($formdate)-strtotime($todate))/3600/24);

    }

 

?>

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