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PHP 实现公历日期与农历日期的相互转换函数

文章来源：365jz.com     点击数：482    更新时间：2018-01-31 16:10   参与评论

PHP 实现公历日期与农历日期的相互转换函数

 

 今天根据客户的需求对时间进行了转换，就是客户要求增加农历日期的显示，在网上抄袭了一段，稍微修改了一下运行成功了，不难的，改动的很少的.

示例代码：

<?php 
/*
 * 365建站网
 * www.365jz.com   新二级页面 农历转换成公历
 * 
 * */
// lunar.php   新建这个php文件，所有的代码无需改，需要改的是下面teacher.php 的几行
class Lunar
{ 
 private $_SMDay = array(1 => 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);//定义公历月分天数 
 private $_LStart = 1950 ;//农历从1950年开始 
 private $_LMDay = array( 
  //差：该年的农历正月初一到该年公历1月1日的天数；1~12：农历月份天数；闰：如有闰月，记录该月平月天数 
  //  差 1 2 3 4 5 6 7 8 9 10 11 12 闰 
  array(47,29,30,30,29,30,30,29,29,30,29,30,29), 
  array(36,30,29,30,30,29,30,29,30,29,30,29,30), 
  array(6,29,30,29,30,59,29,30,30,29,30,29,30,29),  //五月29 闰五月30 
  array(44,29,30,29,29,30,30,29,30,30,29,30,29), 
  array(33,30,29,30,29,29,30,29,30,30,29,30,30), 
  array(23,29,30,59,29,29,30,29,30,29,30,30,30,29),  //三月29 闰三月30 
  array(42,29,30,29,30,29,29,30,29,30,29,30,30), 
  array(30,30,29,30,29,30,29,29,59,30,29,30,29,30),  //八月30 闰八月29 
  array(48,30,30,30,29,30,29,29,30,29,30,29,30), 
  array(38,29,30,30,29,30,29,30,29,30,29,30,29), 
  array(27,30,29,30,29,30,59,30,29,30,29,30,29,30),  //六月30 闰六月29 
  array(45,30,29,30,29,30,29,30,30,29,30,29,30), 
  array(35,29,30,29,29,30,29,30,30,29,30,30,29), 
  array(24,30,29,30,58,30,29,30,29,30,30,30,29,29),  //四月29 闰四月29 
  array(43,30,29,30,29,29,30,29,30,29,30,30,30), 
  array(32,29,30,29,30,29,29,30,29,29,30,30,29), 
  array(20,30,30,59,30,29,29,30,29,29,30,30,29,30),  //三月30 闰三月29 
  array(39,30,30,29,30,30,29,29,30,29,30,29,30), 
  array(29,29,30,29,30,30,29,59,30,29,30,29,30,30),  //七月30 闰七月29 
  array(47,29,30,29,30,29,30,30,29,30,29,30,29), 
  array(36,30,29,29,30,29,30,30,29,30,30,29,30), 
  array(26,29,30,29,29,59,30,29,30,30,30,29,30,30),  //五月30 闰五月29 
  array(45,29,30,29,29,30,29,30,29,30,30,29,30), 
  array(33,30,29,30,29,29,30,29,29,30,30,29,30), 
  array(22,30,30,29,59,29,30,29,29,30,30,29,30,30),  //四月30 闰四月29 
 array(41,30,30,29,30,29,29,30,29,29,30,29,30), 
 array(30,30,30,29,30,29,30,29,59,29,30,29,30,30),  //八月30 闰八月29 
 array(48,30,29,30,30,29,30,29,30,29,30,29,29), 
 array(37,30,29,30,30,29,30,30,29,30,29,30,29), 
 array(27,30,29,29,30,29,60,29,30,30,29,30,29,30),  //六月30 闰六月30 
 array(46,30,29,29,30,29,30,29,30,30,29,30,30), 
 array(35,29,30,29,29,30,29,29,30,30,29,30,30), 
 array(24,30,29,30,58,30,29,29,30,29,30,30,30,29),  //四月29 闰四月29 
 array(43,30,29,30,29,29,30,29,29,30,29,30,30), 
 array(32,30,29,30,30,29,29,30,29,29,59,30,30,30),  //十月30 闰十月29 
 array(50,29,30,30,29,30,29,30,29,29,30,29,30), 
 array(39,29,30,30,29,30,30,29,30,29,30,29,29), 
 array(28,30,29,30,29,30,59,30,30,29,30,29,29,30),  //六月30 闰六月29 
 array(47,30,29,30,29,30,29,30,30,29,30,30,29), 
 array(36,30,29,29,30,29,30,29,30,29,30,30,30), 
 array(26,29,30,29,29,59,29,30,29,30,30,30,30,30),  //五月30 闰五月29 
 array(45,29,30,29,29,30,29,29,30,29,30,30,30), 
 array(34,29,30,30,29,29,30,29,29,30,29,30,30), 
 array(22,29,30,59,30,29,30,29,29,30,29,30,29,30),  //三月30 闰三月29 
 array(40,30,30,30,29,30,29,30,29,29,30,29,30), 
 array(30,29,30,30,29,30,29,30,59,29,30,29,30,30),  //八月30 闰八月29 
 array(49,29,30,29,30,30,29,30,29,30,30,29,29), 
 array(37,30,29,30,29,30,29,30,30,29,30,30,29), 
 array(27,30,29,29,30,58,30,30,29,30,30,29,30,29),  //五月29 闰五月29 
 array(46,30,29,29,30,29,29,30,29,30,30,30,29), 
 array(35,30,30,29,29,30,29,29,30,29,30,30,29), 
 array(23,30,30,29,59,30,29,29,30,29,30,29,30,30),  //四月30 闰四月29 
 array(42,30,30,29,30,29,30,29,29,30,29,30,29), 
 array(31,30,30,29,30,30,29,30,29,29,30,29,30), 
 array(21,29,59,30,30,29,30,29,30,29,30,29,30,30),  //二月30 闰二月29 
 array(39,29,30,29,30,29,30,30,29,30,29,30,29), 
 array(28,30,29,30,29,30,29,59,30,30,29,30,30,30),  //七月30 闰七月29 
 array(48,29,29,30,29,29,30,29,30,30,30,29,30), 
 array(37,30,29,29,30,29,29,30,29,30,30,29,30), 
 array(25,30,30,29,29,59,29,30,29,30,29,30,30,30),  //五月30 闰五月29 
 array(44,30,29,30,29,30,29,29,30,29,30,29,30), 
 array(33,30,29,30,30,29,30,29,29,30,29,30,29), 
 array(22,30,29,30,59,30,29,30,29,30,29,30,29,30),  //四月30 闰四月29 
 array(40,30,29,30,29,30,30,29,30,29,30,29,30), 
 array(30,29,30,29,30,29,30,29,30,59,30,29,30,30),  //九月30 闰九月29 
 array(49,29,30,29,29,30,29,30,30,30,29,30,29), 
 array(38,30,29,30,29,29,30,29,30,30,29,30,30), 
 array(27,29,30,29,30,29,59,29,30,29,30,30,30,29),  //六月29 闰六月30 
 array(46,29,30,29,30,29,29,30,29,30,29,30,30), 
 array(35,30,29,30,29,30,29,29,30,29,29,30,30), 
 array(24,29,30,30,59,30,29,29,30,29,30,29,30,30),  //四月30 闰四月29 
 array(42,29,30,30,29,30,29,30,29,30,29,30,29), 
 array(31,30,29,30,29,30,30,29,30,29,30,29,30), 
 array(21,29,59,29,30,30,29,30,30,29,30,29,30,30),  //二月30 闰二月29 
 array(40,29,30,29,29,30,29,30,30,29,30,30,29), 
 array(28,30,29,30,29,29,59,30,29,30,30,30,29,30),  //六月30 闰六月29 
 array(47,30,29,30,29,29,30,29,29,30,30,30,29), 
 array(36,30,30,29,30,29,29,30,29,29,30,30,29), 
 array(25,30,30,30,29,59,29,30,29,29,30,30,29,30),  //五月30 闰五月29 
 array(43,30,30,29,30,29,30,29,30,29,29,30,30), 
 array(33,29,30,29,30,30,29,30,29,30,29,30,29), 
 array(22,29,30,59,30,29,30,30,29,30,29,30,29,30),  //三月30 闰三月29 
 array(41,30,29,29,30,29,30,30,29,30,30,29,30), 
 array(30,29,30,29,29,30,29,30,29,30,30,59,30,30),  //十一月30 闰十一月29 
 array(49,29,30,29,29,30,29,30,29,30,30,29,30), 
 array(38,30,29,30,29,29,30,29,29,30,30,29,30), 
 array(27,30,30,29,30,29,59,29,29,30,29,30,30,29),  //六月29 闰六月30 
 array(45,30,30,29,30,29,29,30,29,29,30,29,30), 
 array(34,30,30,29,30,29,30,29,30,29,29,30,29), 
 array(23,30,30,29,30,59,30,29,30,29,30,29,29,30),  //五月30 闰五月29 
 array(42,30,29,30,30,29,30,29,30,30,29,30,29), 
 array(31,29,30,29,30,29,30,30,29,30,30,29,30), 
 array(21,29,59,29,30,29,30,29,30,30,29,30,30,30),  //二月30 闰二月29 
 array(40,29,30,29,29,30,29,29,30,30,29,30,30), 
 array(29,30,29,30,29,29,30,58,30,29,30,30,30,29),  //七月29 闰七月29 
 array(47,30,29,30,29,29,30,29,29,30,29,30,30), 
 array(36,30,29,30,29,30,29,30,29,29,30,29,30), 
 array(25,30,29,30,30,59,29,30,29,29,30,29,30,29),  //五月29 闰五月30 
 array(44,29,30,30,29,30,30,29,30,29,29,30,29), 
 array(32,30,29,30,29,30,30,29,30,30,29,30,29), 
 array(22,29,30,59,29,30,29,30,30,29,30,30,29,29),  //三月29 闰三月30     
 ); 
  //是否闰年 
  private function IsLeapYear($AYear)
  { 
   return ($AYear % 4 == 0) && (($AYear % 100 != 0) || ($AYear % 400 == 0)); 
  } 
  //公历该月的天数(year：年份； month：月份) 
  private function GetSMon($year,$month) 
  { 
    if($this->IsLeapYear($year) && $month == 2) 
       return 29; 
    else 
      return $this->_SMDay[$month]; 
  } 
   //农历名称转换 
  private function LYearName($year) 
  { 
    $Name = array("零","一","二","三","四","五","六","七","八","九"); 
    for($i=0;$i<4;$i++) 
      for($k=0;$k<10;$k++) 
        if($year[$i]==$k) 
          $tmp.=$Name[$k]; 
     return $tmp; 
  } 
  private function LMonName($month) 
  { 
     if($month >=1 && $month <=12 ) 
     { 
      $Name = array( 1=>"正","二","三","四","五","六","七","八","九","十","十一","十二"); 
      return $Name[$month]; 
    } 
    return $month; 
  } 
  private function LDayName($day) 
  { 
     if($day >=1 && $day <=30 ) 
     { 
       $Name = array( 1 => 
      "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" 
       ); 
       return $Name[$day]; 
     }  
    return $day; 
  } 
   //公历转农历(Sdate：公历日期) 
  public function S2L($date) 
  { 
    list($year, $month, $day) = explode("-", $date); 
    if($year <= 1951 || $month <= 0 || $day <= 0 || $year >= 2051 ) return false; 
     //获取查询日期到当年1月1日的天数 
    $date1 = strtotime($year."-01-01");//当年1月1日 
    $date2 = strtotime($year."-".$month."-".$day); 
    $days=round(($date2-$date1)/3600/24); 
    $days += 1; 
     //获取相应年度农历数据，化成数组Larray 
    $Larray = $this->_LMDay[$year - $this->_LStart]; 
     if($days <= $Larray[0]) 
     { 
       $Lyear = $year - 1; 
      $days = $Larray[0] - $days; 
      $Larray = $this->_LMDay[$Lyear - $this->_LStart]; 
       if($days < $Larray[12]) 
      { 
         $Lmonth = 12; 
         $Lday = $Larray[12] - $days; 
       } 
       else
      { 
        $Lmonth = 11; 
        $days = $days - $Larray[12]; 
         $Lday = $Larray[11] - $days; 
      }      
     } 
     else
     { 
       $Lyear = $year; 
       $days = $days - $Larray[0]; 
       for($i = 1;$i <= 12;$i++) 
       { 
         if($days > $Larray[$i]) $days = $days - $Larray[$i]; 
        else 
         { 
          if ($days > 30){ 
             $days = $days - $Larray[13]; 
             $Ltype = 1; 
          } 
          $Lmonth = $i; 
          $Lday = $days; 
           break; 
         } 
      } 
     } 
     return mktime(0, 0, 0, $Lmonth, $Lday, $Lyear); 
     //$Ldate = $Lyear."-".$Lmonth."-".$Lday; 
     //$Ldate = $this->LYearName($Lyear)."年".$this->LMonName($Lmonth)."月".$this->LDayName($Lday); 
     //if($Ltype) $Ldate.="(闰)"; 
     //return $Ldate; 
   } 
   //农历转公历(date：农历日期； type：是否闰月) 
   public function L2S($date,$type = 0) 
 { 
     list($year, $month, $day) = split("-",$date); 
     if($year <= 1951 || $month <= 0 || $day <= 0 || $year >= 2051 ) return false; 
     $Larray = $this->_LMDay[$year - $this->_LStart]; 
     if($type == 1 && count($Larray)<=12 ) return false;//要求查询闰，但查无闰月 
     //如果查询的农历是闰月并该年度农历数组存在闰月数据就获取 
     if($Larray[$month]>30 && $type == 1 && count($Larray) >=13)  $day = $Larray[13] + $day; 
     //获取该年农历日期到公历1月1日的天数 
     $days = $day; 
     for($i=0;$i<=$month-1;$i++) 
       $days += $Larray[$i]; 
    //当查询农历日期距离公历1月1日超过一年时 
    if($days > 366 || ($this->GetSMon($month,2)!=29 && $days>365 )) 
     { 
       $Syear = $year +1; 
      if($this->GetSMon($month,2)!=29) 
        $days-=366; 
       else
        $days-=365; 
       if($days > $this->_SMDay[1]) 
       { 
        $Smonth = 2; 
         $Sday = $days - $this->_SMDay[1]; 
      } 
       else
      { 
         $Smonth = 1; 
         $Sday = $days; 
       }    
     } 
     else
     { 
       $Syear =$year; 
      for($i=1;$i<=12;$i++) 
       { 
        if($days > $this->GetSMon($Syear,$i)) 
          $days-=$this->GetSMon($Syear,$i); 
         else
         { 
          $Smonth = $i; 
          $Sday = $days; 
          break; 
         } 
       } 
     } 
     return mktime(0, 0, 0, $Smonth, $Sday, $Syear); 
     //$Sdate = $Syear."-".$Smonth."-".$Sday; 
     //return $Sdate; 
   } 
 } 
?>

  teacher.php

  //公历转农历 
 require_once(CORE_."Lunar.php");  // 加载lunar.php文件
 $today = date("Y-m-d"); 
 $lunar = new Lunar();       // 实例化类
 $nonglitime = array();
 $nl = date("Y-n-d",$lunar->S2L($today));  
 echo $nl;exit;  // 转为农历是:2012-05-25

 

方法二代码：php农历日历

<? 
  /* 
   *说实在的，我对古历可以说一窍不通，下面这个数组还是不理解 可是作者的信箱好像不通 
   *基本上是依样画葫芦，所以出现错误，见笑见笑，呵呵 
   */ 

  #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) 
                   ); 
############################## 
  #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"); 
############################## 
  #星期 
  $weekday = array("星期日","星期一","星期二","星期三","星期四","星期五","星期六"); 

  #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 
  $today=getdate(); 
  if($today["year"]<1901 || $today["year"]>2020) die("年份出错！"); 

  $cur_wday=$today["wday"]; 

  for($y=1901;$y<$today["year"];$y++) { //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 
       $total+=365; 
       if ($y%4==0) $total++; 
  } 

  switch($today["mon"]) { //再加当年的几个月 
         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; 
  } 

  if($today["year"]%4 == 0 && $today["mon"]>2) $total++; //如果当年是闰年还要加一天 

  $total=$total+$today["mday"]-1; //加当月的天数 

  $flag1=0;  //判断跳出循环的条件 
  $j=0; 
  while ($j<=120){  //用农历的天数累加来判断是否超过阳历的天数 
      $i=1; 
      while ($i<=13){ 
            $mtotal+=$everymonth[$j][$i]; 
            if ($mtotal>=$total){ 
                 $flag1=1; 
                 break; 
            } 
            $i++; 
      } 
      if ($flag1==1) break; 
      $j++; 
  } 

  if($everymonth[$j][0]<>0 and $everymonth[$j][0]<$i){ //原来错在这里，对闰月没有修补 
      $mm=$i-1; 
  } 
  else{ 
      $mm=$i; 
  } 

  if($i==$everymonth[$j][0]+1 and $everymonth[$j][0]<>0) { 
      $nlmon=$mmonth[0].$mmonth[$mm];#闰月 
  } 
  else { 
      $nlmon=$mmonth[$mm].$mmonth[13]; 
  } 

  #计算所求月份1号的农历日期 
  $md=$everymonth[$j][$i]-($mtotal-$total); 
  if($md > $everymonth[$j][$i]) 
      $md-=$everymonth[$j][$i]; 
  $nlday=$mday[$md]; 

  $nowday=date("Y年n月j日 ").$weekday[$cur_wday]."<br>".$mten[$everymonth[$j][14]].$mtwelve[$everymonth[$j][15]]."年".$nlmon.$nlday; 
  echo "<font color=#3333ff>$nowday</font>"; 
?>
 

 


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