月球-I型，月份日历生成器----基于PHP7.3

<?php

class mycalendar

{

    function __construct($year,$mon)

    {

        $this->nianyue=$year.'-'.$mon.'-'.'';

        $this->firstday=strtotime(date($this->nianyue));

        $this->m = intval(date('m',$this->firstday));

        $this->wdaylist=array();

        $this->lday = strtotime(date($this->nianyue).'+1 month -1 day');

        //echo "时间戳:".date('Y-m-d',$this->lday)."\n";

    }

    function startday()

    {

        $w = date('w',$this->firstday);

        $diffdays=;

        if ($w!=)

        {

            $diffdays= -$w;

        }

        $this->firstday = strtotime(date('Y-m-d',strtotime($this->nianyue))."+".$diffdays." day");

        //array_push($this->wdaylist,$w);

        //echo "\n".date('Y-m-d',$this->firstday);

        //echo "\n".$this->firstday;

        return $this->firstday;

    }

    function addwday()

    {

        $curday = $this->startday();

        while (true){

            if(intval(date('m',$curday)!=$this->m))

            {

                break;

            }

            //echo date('Y-m-d',$curday)."\n";

            array_push($this->wdaylist,date('Y-m-d',$curday));

            $curday=strtotime(date('Y-m-d',$curday)."+7 day");

        }

        return $this->wdaylist;

    }

}

<?php

require('mycal.php');

class gencal

{

    function __construct(array $wkday)

    {

        $this->time = strtotime($wkday[count($wkday)-]);

        $this->wdaylist=$wkday;

        $this->ldday= date('m',$this->time);

        $this->ttday= date('t',$this->time);

        $this->firstday=strtotime($wkday[]);

    }

    function diffdays()

    {

        $lastday = ;

        if($this->ldday<$this->ttday)

        {

            $lastday = strtotime(date('Y-m-d',$this->time)."+1 day");

        }

        //echo "this day:".date('Y-m-d',$lastday);

        return $lastday;

    }

    function adddays()

    {

        //生成日期辗转相加

        $genarray = array();

        $startday = $this->diffdays();

        //echo $startday."\n";

        $newday =   date('Y-m-d',strtotime(date('Y-m-d',strtotime($this->wdaylist[count($this->wdaylist)-]))."+1 day"));

        //echo 'newday:'. $newday;

        $genarray[] = $newday;

        for ($i=;$i<;$i++)

        {

            $startday=strtotime(date('Y-m-d',$startday)."+1 day");

            $genarray[] = date('Y-m-d',$startday);

           /*array_push($genarray,strtotime(date('Y-m-d',$startday).'+1 day'));*/

       }

        return $genarray;

    }

    function minus($startday){

        //辗转相减法

        $thisweek=array();

        $startday =  strtotime($startday);

        $thisweek[]=date('Y-m-d',$startday);

        //echo $startday;

        for($i=;$i>;$i--)

        {

           $startday=strtotime(date('Y-m-d',$startday)."-1 day");

           $thisweek[$i]=date('Y-m-d',$startday);

           //echo date('Y-m-d',$startday)."---"."\n";

        }

        return $thisweek;

    }

    function gendaylist()

    {

        $finallist=array();

        for ($i=;$i<count($this->wdaylist);$i++)

        {

            array_push($finallist,$this->minus($this->wdaylist[$i]));

        }

        array_push($finallist,$this->adddays());

        return $finallist;

    }

}

$cal = new mycalendar(,);

$wuwa= new gencal($cal->addwday());

//$wuwa->adddays();

print_r($wuwa->gendaylist());

Array

(

    [] => Array

        (

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

        )

    [] => Array

        (

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

        )

    [] => Array

        (

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

        )

    [] => Array

        (

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

        )

    [] => Array

        (

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

        )

    [] => Array

        (

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

            [] => --

        )

)