Get all dates within any date, you can distinguish between big and small months_PHP tutorial

$a=1;
$endtime="2002-02-06";//指定日期
$info="大月";
while(1){
    $gettime=date("Y-m-d",mktime(0,0,0,date("m"),date("d")-$a,date("Y")));
    $month=date("m",mktime(0,0,0,date("m"),date("d")-$a,date("Y")));
    if($month<7){
        if($month%2==0){
       $info="小月";
        }else{
       $info="大月";
        }
    }
    if($month>8){
        if($month%2==0){
       $info="大月";
        }else{
       $info="小月";
        }
    }
    if(strcmp($gettime,$endtime)==0){
        break;
    }else{
        $a++;
    }
    echo "Output:->    ".$gettime." ($info)
";
}
?>