高分求助!那位给我解释一段程序,谢谢,分不够的话可以再加

<?php
##############################
#                            #
#                            #
#         世纪万年历         #
#                            #
#                            #
###############################这是唯一的设置-请输入php文件的位置$file="";###########################################
#作者: 沈潋(S&S Lab)                      #
#E-mail:[email protected]              #
#web: http://www.focus-2000.com           #
#                                         #
#版权声明:                                #
#作者开放版权                             #
#允许无条件地使用本文件的全部或部分       #
#可作任何修改或增补                       #
#如果您使用了本文件，请给作者写一封E-mail #
#如有问题欢迎同作者联系                   #
#谢谢您的关注!                            #
############################################农历每月的天数
$everymonth=array(
0=>array(8,0,0,0,0,0,0,0,0,0,0,0,29,30,7,1),
1=>array(0,29,30,29,29,30,29,30,29,30,30,30,29,0,8,2),
2=>array(0,30,29,30,29,29,30,29,30,29,30,30,30,0,9,3),
3=>array(5,29,30,29,30,29,29,30,29,29,30,30,29,30,10,4),
4=>array(0,30,30,29,30,29,29,30,29,29,30,30,29,0,1,5),
5=>array(0,30,30,29,30,30,29,29,30,29,30,29,30,0,2,6),
6=>array(4,29,30,30,29,30,29,30,29,30,29,30,29,30,3,7),
7=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,4,8),
8=>array(0,30,29,29,30,30,29,30,29,30,30,29,30,0,5,9),
9=>array(2,29,30,29,29,30,29,30,29,30,30,30,29,30,6,10),
10=>array(0,29,30,29,29,30,29,30,29,30,30,30,29,0,7,11),
11=>array(6,30,29,30,29,29,30,29,29,30,30,29,30,30,8,12),
12=>array(0,30,29,30,29,29,30,29,29,30,30,29,30,0,9,1),
13=>array(0,30,30,29,30,29,29,30,29,29,30,29,30,0,10,2),
14=>array(5,30,30,29,30,29,30,29,30,29,30,29,29,30,1,3),
15=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,2,4),
16=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,3,5),
17=>array(2,30,29,29,30,29,30,30,29,30,30,29,30,29,4,6),
18=>array(0,30,29,29,30,29,30,29,30,30,29,30,30,0,5,7),
19=>array(7,29,30,29,29,30,29,29,30,30,29,30,30,30,6,8),
20=>array(0,29,30,29,29,30,29,29,30,30,29,30,30,0,7,9),
21=>array(0,30,29,30,29,29,30,29,29,30,29,30,30,0,8,10),
22=>array(5,30,29,30,30,29,29,30,29,29,30,29,30,30,9,11),
23=>array(0,29,30,30,29,30,29,30,29,29,30,29,30,0,10,12),
24=>array(0,29,30,30,29,30,30,29,30,29,30,29,29,0,1,1),
25=>array(4,30,29,30,29,30,30,29,30,30,29,30,29,30,2,2),
26=>array(0,29,29,30,29,30,29,30,30,29,30,30,29,0,3,3),
27=>array(0,30,29,29,30,29,30,29,30,29,30,30,30,0,4,4),
28=>array(2,29,30,29,29,30,29,29,30,29,30,30,30,30,5,5),
29=>array(0,29,30,29,29,30,29,29,30,29,30,30,30,0,6,6),
30=>array(6,29,30,30,29,29,30,29,29,30,29,30,30,29,7,7),
31=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,8,8),
32=>array(0,30,30,30,29,30,29,30,29,29,30,29,30,0,9,9),
33=>array(5,29,30,30,29,30,30,29,30,29,30,29,29,30,10,10),
34=>array(0,29,30,29,30,30,29,30,29,30,30,29,30,0,1,11),
35=>array(0,29,29,30,29,30,29,30,30,29,30,30,29,0,2,12),
36=>array(3,30,29,29,30,29,29,30,30,29,30,30,30,29,3,1),
37=>array(0,30,29,29,30,29,29,30,29,30,30,30,29,0,4,2),
38=>array(7,30,30,29,29,30,29,29,30,29,30,30,29,30,5,3),
39=>array(0,30,30,29,29,30,29,29,30,29,30,29,30,0,6,4),
40=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,7,5),
41=>array(6,30,30,29,30,30,29,30,29,29,30,29,30,29,8,6),
42=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,9,7),
43=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,10,8),
44=>array(4,30,29,30,29,30,29,30,29,30,30,29,30,30,1,9),
45=>array(0,29,29,30,29,29,30,29,30,30,30,29,30,0,2,10),
46=>array(0,30,29,29,30,29,29,30,29,30,30,29,30,0,3,11),
47=>array(2,30,30,29,29,30,29,29,30,29,30,29,30,30,4,12),
48=>array(0,30,29,30,29,30,29,29,30,29,30,29,30,0,5,1),
49=>array(7,30,29,30,30,29,30,29,29,30,29,30,29,30,6,2),
50=>array(0,29,30,30,29,30,30,29,29,30,29,30,29,0,7,3),
51=>array(0,30,29,30,30,29,30,29,30,29,30,29,30,0,8,4),
52=>array(5,29,30,29,30,29,30,29,30,30,29,30,29,30,9,5),
53=>array(0,29,30,29,29,30,30,29,30,30,29,30,29,0,10,6),
54=>array(0,30,29,30,29,29,30,29,30,30,29,30,30,0,1,7),
55=>array(3,29,30,29,30,29,29,30,29,30,29,30,30,30,2,8),
56=>array(0,29,30,29,30,29,29,30,29,30,29,30,30,0,3,9),
57=>array(8,30,29,30,29,30,29,29,30,29,30,29,30,29,4,10),
58=>array(0,30,30,30,29,30,29,29,30,29,30,29,30,0,5,11),
59=>array(0,29,30,30,29,30,29,30,29,30,29,30,29,0,6,12),
60=>array(6,30,29,30,29,30,30,29,30,29,30,29,30,29,7,1),
61=>array(0,30,29,30,29,30,29,30,30,29,30,29,30,0,8,2),
62=>array(0,29,30,29,29,30,29,30,30,29,30,30,29,0,9,3),
63=>array(4,30,29,30,29,29,30,29,30,29,30,30,30,29,10,4),
64=>array(0,30,29,30,29,29,30,29,30,29,30,30,30,0,1,5),
65=>array(0,29,30,29,30,29,29,30,29,29,30,30,29,0,2,6),
66=>array(3,30,30,30,29,30,29,29,30,29,29,30,30,29,3,7),
67=>array(0,30,30,29,30,30,29,29,30,29,30,29,30,0,4,8),
68=>array(7,29,30,29,30,30,29,30,29,30,29,30,29,30,5,9),
69=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,6,10),
70=>array(0,30,29,29,30,29,30,30,29,30,30,29,30,0,7,11),
71=>array(5,29,30,29,29,30,29,30,29,30,30,30,29,30,8,12),
72=>array(0,29,30,29,29,30,29,30,29,30,30,29,30,0,9,1),
73=>array(0,30,29,30,29,29,30,29,29,30,30,29,30,0,10,2),
74=>array(4,30,30,29,30,29,29,30,29,29,30,30,29,30,1,3),
75=>array(0,30,30,29,30,29,29,30,29,29,30,29,30,0,2,4),
76=>array(8,30,30,29,30,29,30,29,30,29,29,30,29,30,3,5),
77=>array(0,30,29,30,30,29,30,29,30,29,30,29,29,0,4,6),
78=>array(0,30,29,30,30,29,30,30,29,30,29,30,29,0,5,7),
79=>array(6,30,29,29,30,29,30,30,29,30,30,29,30,29,6,8),
80=>array(0,30,29,29,30,29,30,29,30,30,29,30,30,0,7,9),
81=>array(0,29,30,29,29,30,29,29,30,30,29,30,30,0,8,10),
82=>array(4,30,29,30,29,29,30,29,29,30,29,30,30,30,9,11),
83=>array(0,30,29,30,29,29,30,29,29,30,29,30,30,0,10,12),
84=>array(10,30,29,30,30,29,29,30,29,29,30,29,30,30,1,1),
85=>array(0,29,30,30,29,30,29,30,29,29,30,29,30,0,2,2),
86=>array(0,29,30,30,29,30,30,29,30,29,30,29,29,0,3,3),
87=>array(6,30,29,30,29,30,30,29,30,30,29,30,29,29,4,4),
88=>array(0,30,29,30,29,30,29,30,30,29,30,30,29,0,5,5),
89=>array(0,30,29,29,30,29,29,30,30,29,30,30,30,0,6,6),
90=>array(5,29,30,29,29,30,29,29,30,29,30,30,30,30,7,7),
91=>array(0,29,30,29,29,30,29,29,30,29,30,30,30,0,8,8),
92=>array(0,29,30,30,29,29,30,29,29,30,29,30,30,0,9,9),
93=>array(3,29,30,30,29,30,29,30,29,29,30,29,30,29,10,10),
94=>array(0,30,30,30,29,30,29,30,29,29,30,29,30,0,1,11),
95=>array(8,29,30,30,29,30,29,30,30,29,29,30,29,30,2,12),
96=>array(0,29,30,29,30,30,29,30,29,30,30,29,29,0,3,1),
97=>array(0,30,29,30,29,30,29,30,30,29,30,30,29,0,4,2),
98=>array(5,30,29,29,30,29,29,30,30,29,30,30,29,30,5,3),
99=>array(0,30,29,29,30,29,29,30,29,30,30,30,29,0,6,4),
100=>array(0,30,30,29,29,30,29,29,30,29,30,30,29,0,7,5),
101=>array(4,30,30,29,30,29,30,29,29,30,29,30,29,30,8,6),
102=>array(0,30,30,29,30,29,30,29,29,30,29,30,29,0,9,7),
103=>array(0,30,30,29,30,30,29,30,29,29,30,29,30,0,10,8),
104=>array(2,29,30,29,30,30,29,30,29,30,29,30,29,30,1,9),
105=>array(0,29,30,29,30,29,30,30,29,30,29,30,29,0,2,10),
106=>array(7,30,29,30,29,30,29,30,29,30,30,29,30,30,3,11),
107=>array(0,29,29,30,29,29,30,29,30,30,30,29,30,0,4,12),
108=>array(0,30,29,29,30,29,29,30,29,30,30,29,30,0,5,1),
109=>array(5,30,30,29,29,30,29,29,30,29,30,29,30,30,6,2),
110=>array(0,30,29,30,29,30,29,29,30,29,30,29,30,0,7,3),
111=>array(0,30,29,30,30,29,30,29,29,30,29,30,29,0,8,4),
112=>array(4,30,29,30,30,29,30,29,30,29,30,29,30,29,9,5),
113=>array(0,30,29,30,29,30,30,29,30,29,30,29,30,0,10,6),
114=>array(9,29,30,29,30,29,30,29,30,30,29,30,29,30,1,7),
115=>array(0,29,30,29,29,30,29,30,30,30,29,30,29,0,2,8),
116=>array(0,30,29,30,29,29,30,29,30,30,29,30,30,0,3,9),
117=>array(6,29,30,29,30,29,29,30,29,30,29,30,30,30,4,10),
118=>array(0,29,30,29,30,29,29,30,29,30,29,30,30,0,5,11),
119=>array(0,30,29,30,29,30,29,29,30,29,29,30,30,0,6,12),
120=>array(4,29,30,30,30,29,30,29,29,30,29,30,29,30,7,1)
);

解决方案 »

  1.   

    ##############################
    #农历天干
    $mten=array("null","甲","乙","丙","丁","戊","己","庚","辛","壬","癸");
    #农历地支
    $mtwelve=array("null","子（鼠）","丑（牛）","寅（虎）","卯（兔）","辰（龙）",
                   "巳（蛇）","午（马）","未（羊）","申（猴）","酉（鸡）","戌（狗）","亥（猪）");
    #农历月份
    $mmonth=array("闰","正","二","三","四","五","六",
                  "七","八","九","十","十一","十二","月");
    #农历日
    $mday=array("null","初一","初二","初三","初四","初五","初六","初七","初八","初九","初十",
                "十一","十二","十三","十四","十五","十六","十七","十八","十九","二十",
                "廿一","廿二","廿三","廿四","廿五","廿六","廿七","廿八","廿九","三十");
    ##############################
    #赋给初值
    #天干地支
    $ten=0;
    $twelve=0;
    #星期
    $week=5;
    #农历日
    $md=0;
    #农历月
    $mm=0;
    #阳历总天数 至1900年12月21日
    $total=11;
    #阴历总天数
    $mtotal=0;
    ###############################获得当日日期
    $today=getdate();
    #如果没有输入，设为当日日期
    if ($year=="" or $month=="" or ($year<1901 or $year>2020)
        or ($month<1 or $month>12)){
         $year=$today[year];
         $month=$today[mon];
       }##############################
    #计算到所求日期阳历的总天数-自1900年12月21日始
    #先算年的和
    for ($y=1901;$y<$year;$y++){
          $total+=365;
          if ($y%4==0) $total ++;
        }
    #再加当年的几个月
    switch ($month){
             case 12:
                  $total+=30;
             case 11:
                  $total+=31;
             case 10:
                  $total+=30;
             case 9:
                  $total+=31;
             case 8:
                  $total+=31;
             case 7:
                  $total+=30;
             case 6:
                  $total+=31;
             case 5:
                  $total+=30;
             case 4:
                  $total+=31;
             case 3:
                  $total+=28;
             case 2:
                  $total+=31;
           }
    #如果当年是闰年还要加一天
    if ($year%4==0 and $month>2){
         $total++;
        }#顺便算出当月1日星期几
    $week=($total+$week)%7;
    ##############################
    #用农历的天数累加来判断是否超过阳历的天数
    $flag1=0;#判断跳出循环的条件
    $j=0;
    while ($j<=120){
          $i=1;
          while ($i<=13){
                $mtotal+=$everymonth[$j][$i];
                if ($mtotal>=$total){
                     $flag1=1;
                     break;
                   }
                $i++;
              }
          if ($flag1==1) break;
          $j++;
        }
    ##############################
    #计算所求月份1号的农历日期
    $md=$everymonth[$j][$i]-($mtotal-$total);
    #月头空开的天数
    $k=$week;
    #是否跨越一年
    switch ($month){
             case 1:
             case 3:
             case 5:
             case 7:
             case 8:
             case 10:
             case 12:
                  $dd=31;
                  break;
             case 4:
             case 6:
             case 9:
             case 11:
                  $dd=30;
                  break;
             case 2:
                  if ($year%4==0){
                      $dd=29;
                     }else{
                      $dd=28;
                     }
                  break;
           }
    #是否跨越一年
    $ty=0;
    if ((($everymonth[$j][0]<>0 and $i==13) or ($everymonth[$j][0]==0 and $i==12))
           and $mtotal-$total<$dd) $ty=1;
    ?>
      

  2.   

    <html><head>
    <title>S2M</title>
    </head><body bgcolor="#CCFFFF" text="#008000"><?php
    #打印年月抬头
    echo "<p align=\"center\"><font size=\"6\"><b>".$year."年".$month."月</b></font></p>\n";
    if ($ty==0){
         echo "<p align=\"center\"><b><font size=\"4\">".$mten[$everymonth[$j][14]].$mtwelve[$everymonth[$j][15]]."年</font></b></p>";
       }else{
         echo "<p align=\"center\"><b><font size=\"4\">".$mten[$everymonth[$j][14]].$mtwelve[$everymonth[$j][15]]."/".$mten[$everymonth[$j+1][14]].$mtwelve[$everymonth[$j+1][15]]."年</font></b></p>";
       }
    ?><div align="center">
      <center>
      <table border="1" width="85%">
        <tr>
          <td align="center" bgcolor="#CCCCCC"><font size="4" color="#FF0000"><b>星期日</b></font></td>
          <td width="14%" align="center" bgcolor="#CCCCCC"><font color="#000000" size="4"><b>星期一</b></font></td>
          <td width="14%" align="center" bgcolor="#CCCCCC"><font color="#000000" size="4"><b>星期二</b></font></td>
          <td width="14%" align="center" bgcolor="#CCCCCC"><font color="#000000" size="4"><b>星期三</b></font></td>
          <td width="14%" align="center" bgcolor="#CCCCCC"><font color="#000000" size="4"><b>星期四</b></font></td>
          <td width="14%" align="center" bgcolor="#CCCCCC"><font color="#000000" size="4"><b>星期五</b></font></td>
          <td width="14%" align="center" bgcolor="#CCCCCC"><font size="4" color="#008000"><b>星期六</b></font></td>
        </tr>
    <?php
    $day=1;
    $line=0;
    while ($day<=$dd){
       echo "<tr>\n";
       for ($s=0;$s<=6;$s++){
             if ($k<>0 or $day>$dd){
    #空格
                  echo "<td width=\"14%\" align=\"center\">　</td>\n";
                  $k--;
             }else{
    #设置字符颜色
                   switch ($s){
                            case 1:
                            case 2:
                            case 3:
                            case 4:
                            case 5:
                                 $color="#000000";
                                 break;
                            case 0:
                                 $color="#FF0000";
                                 break;
                            case 6:
                                 $color="#008000";
                                 break;
                          }
    #生成中文农历
                   if ($md==1){#1日打印月份
                        if ($everymonth[$j][0]<>0 and $everymonth[$j][0]<$i){
                            $mm=$i-1;
                        }else{
                            $mm=$i;
                        }
                        if ($i==$everymonth[$j][0]+1 and $everymonth[$j][0]<>0) $chi=$mmonth[0].$mmonth[$mm];#闰月
                        else $chi=$mmonth[$mm].$mmonth[13];
                   }else{
                        $chi=$mday[$md];
                   }
                   echo "<td width=\"14%\" align=\"center\"><font color=\"$color\"><font size=\"4\"><b>$day </b> </font><b><font size=\"2\">$chi</font></b></font></td>\n";
    #下一天
                   $day++;
                   $md++;
                   if ($md>$everymonth[$j][$i]){
                        $md=1;
                        $i++;
                      }
                   if (($i>12 and $everymonth[$j][0]==0) or ($i>13 and $everymonth[$j][0]<>0)){
                         $i=1;
                         $j++;
                      }
               }
           }
       echo "</tr>\n";
       $line++;
    }
    ?>  </table>
      </center>
    </div><?php
    #补足空行
    for ($l=1;$l<=(6-$line);$l++){
          echo "<table border=\"0\" width=\"100%\">\n";
          echo "<tr>\n";
          echo "<td width=\"100%\"><font color=\"#CCFFFF\">a</font></td>\n";
          echo "</tr>\n";
          echo "</table>\n";
        }
    #打印上一月，下一月
    $ly=$ny=$year;
    $last=$month-1;
    if ($last==0){
         $last=12;
         $ly--;
       }
    $next=$month+1;
    if ($next==13){
         $next=1;
         $ny++;
       }
    if ($ly>=1901)
    echo "<p align=\"center\"><a href=\"".$file."?year=".$ly."&month=".$last."\">&lt;&lt;上一个月</a>&nbsp;&nbsp;&nbsp;\n";
    else
    echo "<p align=\"center\">";
    if ($ny<=2020)
    echo "<a href=\"".$file."?year=".$ny."&month=".$next."\">下一个月&gt;&gt;</a></p>\n";
    ?> <?php
    echo "<form method=\"POST\" action=\"".$file."\">\n";
    ?>  <p align="center"><font color="#000000">年份：</font><select size="1" name="year">
      <option>2020</option>
      <option>2019</option>
      <option>2018</option>
      <option>2017</option>
      <option>2016</option>
      <option>2015</option>
      <option>2014</option>
      <option>2013</option>
      <option>2012</option>
      <option>2011</option>
      <option>2010</option>
      <option>2009</option>
      <option>2008</option>
      <option>2007</option>
      <option>2006</option>
      <option>2005</option>
      <option>2004</option>
      <option>2003</option>
      <option>2002</option>
      <option>2001</option>
      <option selected>2000</option>
      <option>1999</option>
      <option>1998</option>
      <option>1997</option>
      <option>1996</option>
      <option>1995</option>
      <option>1994</option>
      <option>1993</option>
      <option>1992</option>
      <option>1991</option>
      <option>1990</option>
      <option>1989</option>
      <option>1988</option>
      <option>1987</option>
      <option>1986</option>
      <option>1985</option>
      <option>1984</option>
      <option>1983</option>
      <option>1982</option>
      <option>1981</option>
      <option>1980</option>
      <option>1979</option>
      <option>1978</option>
      <option>1977</option>
      <option>1976</option>
      <option>1975</option>
      <option>1974</option>
      <option>1973</option>
      <option>1972</option>
      <option>1971</option>
      <option>1970</option>
      <option>1969</option>
      <option>1968</option>
      <option>1967</option>
      <option>1966</option>
      <option>1965</option>
      <option>1964</option>
      <option>1963</option>
      <option>1962</option>
      <option>1961</option>
      <option>1960</option>
      <option>1959</option>
      <option>1958</option>
      <option>1957</option>
      <option>1956</option>
      <option>1955</option>
      <option>1954</option>
      <option>1953</option>
      <option>1952</option>
      <option>1951</option>
      <option>1950</option>
      <option>1949</option>
      <option>1948</option>
      <option>1947</option>
      <option>1946</option>
      <option>1945</option>
      <option>1944</option>
      <option>1943</option>
      <option>1942</option>
      <option>1941</option>
      <option>1940</option>
      <option>1939</option>
      <option>1938</option>
      <option>1937</option>
      <option>1936</option>
      <option>1935</option>
      <option>1934</option>
      <option>1933</option>
      <option>1932</option>
      <option>1931</option>
      <option>1930</option>
      <option>1929</option>
      <option>1928</option>
      <option>1927</option>
      <option>1926</option>
      <option>1925</option>
      <option>1924</option>
      <option>1923</option>
      <option>1922</option>
      <option>1921</option>
      <option>1920</option>
      <option>1919</option>
      <option>1918</option>
      <option>1917</option>
      <option>1916</option>
      <option>1915</option>
      <option>1914</option>
      <option>1913</option>
      <option>1912</option>
      <option>1911</option>
      <option>1910</option>
      <option>1909</option>
      <option>1908</option>
      <option>1907</option>
      <option>1906</option>
      <option>1905</option>
      <option>1904</option>
      <option>1903</option>
      <option>1902</option>
      <option>1901</option>  &nbsp;
      </select><font color="#000000">年</font><font color="#000000">&nbsp;&nbsp;&nbsp;&nbsp;
      月份：<select size="1" name="month">
      <option selected>1</option>
      <option>2</option>
      <option>3</option>
      <option>4</option>
      <option>5</option>
      <option>6</option>
      <option>7</option>
      <option>8</option>
      <option>9</option>
      <option>10</option>
      <option>11</option>
      <option>12</option>
      &nbsp;
      </select>月&nbsp;&nbsp;&nbsp;&nbsp; </font><input type="submit" value="查询" name="B1"></p>
    </form></body></html>
      

  3.   

    呵呵，眼熟的程序，好像是php100例当中的吧
    我记得做一个报表系统的时候用的日历就是这个，只不过做了些许改动而已。
    至于楼主的问题，我想不太是问题，程序员不仅是要写程序的，更是要会读程序和改程序的。