使用方法：
1<?php 2header("Content-Type:text/html;charset=utf-8"); 3require "lunar.php"; 4$lunar=new Lunar(); 5$month=$lunar--->convertSolarToLunar(2015,02,15);//将阳历转换为阴历 6echo '<pre>'; 7print_r($month); 8?>
输出结果：
1Array 2( 3 [0] => 2014 4 [1] => 腊月 5 [2] => 廿六 6 [3] => 甲午 7 [4] => 13 8 [5] => 26 9 [6] => 马 10 [7] => 9 11) 12 13<?php 14class Lunar{ 15 var $MIN_YEAR=1891; 16 var $MAX_YEAR=2100; 17 var $lunarInfo=array( 18 array(0,2,9,21936),array(6,1,30,9656),array(0,2,17,9584),array(0,2,6,21168), 19 array(5,1,26,43344),array(0,2,13,59728),array(0,2,2,27296),array(3,1,22,44368), 20 array(0,2,10,43856),array(8,1,30,19304),array(0,2,19,19168),array(0,2,8,42352), 21 array(5,1,29,21096),array(0,2,16,53856),array(0,2,4,55632),array(4,1,25,27304), 22 array(0,2,13,22176),array(0,2,2,39632),array(2,1,22,19176),array(0,2,10,19168), 23 array(6,1,30,42200),array(0,2,18,42192),array(0,2,6,53840),array(5,1,26,54568), 24 array(0,2,14,46400),array(0,2,3,54944),array(2,1,23,38608),array(0,2,11,38320), 25 array(7,2,1,18872),array(0,2,20,18800),array(0,2,8,42160),array(5,1,28,45656), 26 array(0,2,16,27216),array(0,2,5,27968),array(4,1,24,44456),array(0,2,13,11104), 27 array(0,2,2,38256),array(2,1,23,18808),array(0,2,10,18800),array(6,1,30,25776), 28 array(0,2,17,54432),array(0,2,6,59984),array(5,1,26,27976),array(0,2,14,23248), 29 array(0,2,4,11104),array(3,1,24,37744),array(0,2,11,37600),array(7,1,31,51560), 30 array(0,2,19,51536),array(0,2,8,54432),array(6,1,27,55888),array(0,2,15,46416), 31 array(0,2,5,22176),array(4,1,25,43736),array(0,2,13,9680),array(0,2,2,37584), 32 array(2,1,22,51544),array(0,2,10,43344),array(7,1,29,46248),array(0,2,17,27808), 33 array(0,2,6,46416),array(5,1,27,21928),array(0,2,14,19872),array(0,2,3,42416), 34 array(3,1,24,21176),array(0,2,12,21168),array(8,1,31,43344),array(0,2,18,59728), 35 array(0,2,8,27296),array(6,1,28,44368),array(0,2,15,43856),array(0,2,5,19296), 36 array(4,1,25,42352),array(0,2,13,42352),array(0,2,2,21088),array(3,1,21,59696), 37 array(0,2,9,55632),array(7,1,30,23208),array(0,2,17,22176),array(0,2,6,38608), 38 array(5,1,27,19176),array(0,2,15,19152),array(0,2,3,42192),array(4,1,23,53864), 39 array(0,2,11,53840),array(8,1,31,54568),array(0,2,18,46400),array(0,2,7,46752), 40 array(6,1,28,38608),array(0,2,16,38320),array(0,2,5,18864),array(4,1,25,42168), 41 array(0,2,13,42160),array(10,2,2,45656),array(0,2,20,27216),array(0,2,9,27968), 42 array(6,1,29,44448),array(0,2,17,43872),array(0,2,6,38256),array(5,1,27,18808), 43 array(0,2,15,18800),array(0,2,4,25776),array(3,1,23,27216),array(0,2,10,59984), 44 array(8,1,31,27432),array(0,2,19,23232),array(0,2,7,43872),array(5,1,28,37736), 45 array(0,2,16,37600),array(0,2,5,51552),array(4,1,24,54440),array(0,2,12,54432), 46 array(0,2,1,55888),array(2,1,22,23208),array(0,2,9,22176),array(7,1,29,43736), 47 array(0,2,18,9680),array(0,2,7,37584),array(5,1,26,51544),array(0,2,14,43344), 48 array(0,2,3,46240),array(4,1,23,46416),array(0,2,10,44368),array(9,1,31,21928), 49 array(0,2,19,19360),array(0,2,8,42416),array(6,1,28,21176),array(0,2,16,21168), 50 array(0,2,5,43312),array(4,1,25,29864),array(0,2,12,27296),array(0,2,1,44368), 51 array(2,1,22,19880),array(0,2,10,19296),array(6,1,29,42352),array(0,2,17,42208), 52 array(0,2,6,53856),array(5,1,26,59696),array(0,2,13,54576),array(0,2,3,23200), 53 array(3,1,23,27472),array(0,2,11,38608),array(11,1,31,19176),array(0,2,19,19152), 54 array(0,2,8,42192),array(6,1,28,53848),array(0,2,15,53840),array(0,2,4,54560), 55 array(5,1,24,55968),array(0,2,12,46496),array(0,2,1,22224),array(2,1,22,19160), 56 array(0,2,10,18864),array(7,1,30,42168),array(0,2,17,42160),array(0,2,6,43600), 57 array(5,1,26,46376),array(0,2,14,27936),array(0,2,2,44448),array(3,1,23,21936), 58 array(0,2,11,37744),array(8,2,1,18808),array(0,2,19,18800),array(0,2,8,25776), 59 array(6,1,28,27216),array(0,2,15,59984),array(0,2,4,27424),array(4,1,24,43872), 60 array(0,2,12,43744),array(0,2,2,37600),array(3,1,21,51568),array(0,2,9,51552), 61 array(7,1,29,54440),array(0,2,17,54432),array(0,2,5,55888),array(5,1,26,23208), 62 array(0,2,14,22176),array(0,2,3,42704),array(4,1,23,21224),array(0,2,11,21200), 63 array(8,1,31,43352),array(0,2,19,43344),array(0,2,7,46240),array(6,1,27,46416), 64 array(0,2,15,44368),array(0,2,5,21920),array(4,1,24,42448),array(0,2,12,42416), 65 array(0,2,2,21168),array(3,1,22,43320),array(0,2,9,26928),array(7,1,29,29336), 66 array(0,2,17,27296),array(0,2,6,44368),array(5,1,26,19880),array(0,2,14,19296), 67 array(0,2,3,42352),array(4,1,24,21104),array(0,2,10,53856),array(8,1,30,59696), 68 array(0,2,18,54560),array(0,2,7,55968),array(6,1,27,27472),array(0,2,15,22224), 69 array(0,2,5,19168),array(4,1,25,42216),array(0,2,12,42192),array(0,2,1,53584), 70 array(2,1,21,55592),array(0,2,9,54560) 71 ); 72 /** 73 * 将阳历转换为阴历 74 * @param year 公历-年 75 * @param month 公历-月 76 * @param date 公历-日 77 */ 78 function convertSolarToLunar($year,$month,$date){//debugger; 79 $yearData=$this->lunarInfo[$year-$this->MIN_YEAR]; 80 if($year==$this->MIN_YEAR&&$month<=2&&$date<=9){ 81 return array(1891,'正月','初一','辛卯',1,1,'兔'); 82 } 83 return $this->getLunarByBetween($year,$this->getDaysBetweenSolar($year,$month,$date,$yearData[1],$yearData[2])); 84 } 85 function convertSolarMonthToLunar($year,$month){ 86 $yearData=$this->lunarInfo[$year-$this->MIN_YEAR]; 87 if($year==$this->MIN_YEAR&&$month<=2&&$date<=9){ 88 return array(1891,'正月','初一','辛卯',1,1,'兔'); 89 } 90 $month_days_ary=array(31,28,31,30,31,30,31,31,30,31,30,31); 91 $dd=$month_days_ary[$month]; 92 if($this->isLeapYear($year)&& $month==2)$dd++; 93 $lunar_ary=array(); 94 for ($i=1;$i<$dd;$i++){ 95 $array=$this->getLunarByBetween($year,$this->getDaysBetweenSolar($year,$month,$i,$yearData[1],$yearData[2])); 96 $array[]=$year.'-'.$month.'-'.$i; 97 $lunar_ary[$i]=$array; 98 } 99 return $lunar_ary; 100 } 101 /** 102 * 将阴历转换为阳历 103 * @param year 阴历-年 104 * @param month 阴历-月，闰月处理：例如如果当年闰五月，那么第二个五月就传六月，相当于阴历有13个月，只是有的时候第13个月的天数为0 105 * @param date 阴历-日 106 */ 107 function convertLunarToSolar($year,$month,$date){ 108 $yearData=$this->lunarInfo[$year-$this->MIN_YEAR]; 109 $between=$this->getDaysBetweenLunar($year,$month,$date); 110 $res=mktime(0,0,0,$yearData[1],$yearData[2],$year); 111 $res=date('Y-m-d',$res+$between*24*60*60); 112 $day=explode('-',$res); 113 $year=$day[0]; 114 $month=$day[1]; 115 $day=$day[2]; 116 return array($year,$month,$day); 117 } 118 /** 119 * 判断是否是闰年 120 * @param year 121 */ 122 function isLeapYear($year){ 123 return (($year%4==0&&$year%100!=0)||($year%400==0)); 124 } 125 /** 126 * 获取干支纪年 127 * @param year 128 */ 129 function getLunarYearName($year){ 130 $sky=array('庚','辛','壬','癸','甲','乙','丙','丁','戊','己'); 131 $earth=array('申','酉','戌','亥','子','丑','寅','卯','辰','巳','午','未'); 132 $year=$year.''; 133 return $sky[$year{3}].$earth[$year%12]; 134 } 135 /** 136 * 根据阴历年获取生肖 137 * @param year 阴历年 138 */ 139 function getYearZodiac($year){ 140 $zodiac=array('猴','鸡','狗','猪','鼠','牛','虎','兔','龙','蛇','马','羊'); 141 return $zodiac[$year%12]; 142 } 143 /** 144 * 获取阳历月份的天数 145 * @param year 阳历-年 146 * @param month 阳历-月 147 */ 148 function getSolarMonthDays($year,$month){ 149 $monthHash=array('1'=>31,'2'=>$this->isLeapYear($year)?29:28,'3'=>31,'4'=>30,'5'=>31,'6'=>30,'7'=>31,'8'=>31,'9'=>30,'10'=>31,'11'=>30,'12'=>31); 150 return $monthHash["$month"]; 151 } 152 /** 153 * 获取阴历月份的天数 154 * @param year 阴历-年 155 * @param month 阴历-月，从一月开始 156 */ 157 function getLunarMonthDays($year,$month){ 158 $monthData=$this->getLunarMonths($year); 159 return $monthData[$month-1]; 160 } 161 /** 162 * 获取阴历每月的天数的数组 163 * @param year 164 */ 165 function getLunarMonths($year){ 166 $yearData=$this->lunarInfo[$year-$this->MIN_YEAR]; 167 $leapMonth=$yearData[0]; 168 $bit=decbin($yearData[3]); 169 for ($i=0;$i<strlen($bit);$i ++){ 170 $bitArray[$i]=substr($bit,$i,1); 171 } 172 for($k=0,$klen=16-count($bitArray);$k<$klen;$k++){ 173 array_unshift($bitArray,'0'); 174 } 175 $bitArray=array_slice($bitArray,0,($leapMonth==0?12:13)); 176 for($i=0;$i<count($bitArray);$i++){ 177 $bitArray[$i]=$bitArray[$i] + 29; 178 } 179 return $bitArray; 180 } 181 /** 182 * 获取农历每年的天数 183 * @param year 农历年份 184 */ 185 function getLunarYearDays($year){ 186 $yearData=$this->lunarInfo[$year-$this->MIN_YEAR]; 187 $monthArray=$this->getLunarYearMonths($year); 188 $len=count($monthArray); 189 return ($monthArray[$len-1]==0?$monthArray[$len-2]:$monthArray[$len-1]); 190 } 191 function getLunarYearMonths($year){//debugger; 192 $monthData=$this->getLunarMonths($year); 193 $res=array(); 194 $temp=0; 195 $yearData=$this->lunarInfo[$year-$this->MIN_YEAR]; 196 $len=($yearData[0]==0?12:13); 197 for($i=0;$i<$len;$i++){ 198 $temp=0; 199 for($j=0;$j<=$i;$j++){ 200 $temp+=$monthData[$j]; 201 } 202 array_push($res,$temp); 203 } 204 return $res; 205 } 206 /** 207 * 获取闰月 208 * @param year 阴历年份 209 */ 210 function getLeapMonth($year){ 211 $yearData=$this->lunarInfo[$year-$this->MIN_YEAR]; 212 return $yearData[0]; 213 } 214 /** 215 * 计算阴历日期与正月初一相隔的天数 216 * @param year http://www.codetc.com/ 217 * @param month 218 * @param date 219 */ 220 function getDaysBetweenLunar($year,$month,$date){ 221 $yearMonth=$this->getLunarMonths($year); 222 $res=0; 223 for($i=1;$i<$month;$i++){ 224 $res+=$yearMonth[$i-1]; 225 } 226 $res+=$date-1; 227 return $res; 228 } 229 /** 230 * 计算2个阳历日期之间的天数 231 * @param year 阳历年 232 * @param cmonth 233 * @param cdate 234 * @param dmonth 阴历正月对应的阳历月份 235 * @param ddate 阴历初一对应的阳历天数 236 */ 237 function getDaysBetweenSolar($year,$cmonth,$cdate,$dmonth,$ddate){ 238 $a=mktime(0,0,0,$cmonth,$cdate,$year); 239 $b=mktime(0,0,0,$dmonth,$ddate,$year); 240 return ceil(($a-$b)/24/3600); 241 } 242 /** 243 * 根据距离正月初一的天数计算阴历日期 244 * @param year 阳历年 245 * @param between 天数 246 */ 247 function getLunarByBetween($year,$between){//debugger; 248 $lunarArray=array(); 249 $yearMonth=array(); 250 $t=0; 251 $e=0; 252 $leapMonth=0; 253 $m=''; 254 if($between==0){ 255 array_push($lunarArray,$year,'正月','初一'); 256 $t=1; 257 $e=1; 258 }else{ 259 $year=$between>0? $year : ($year-1); 260 $yearMonth=$this->getLunarYearMonths($year); 261 $leapMonth=$this->getLeapMonth($year); 262 $between=$between>0?$between : ($this->getLunarYearDays($year)+$between); 263 for($i=0;$i<13;$i++){ 264 if($between==$yearMonth[$i]){ 265 $t=$i+2; 266 $e=1; 267 break; 268 }else if($between<$yearMonth[$i]){ 269 $t=$i+1; 270 $e=$between-(empty($yearMonth[$i-1])?0:$yearMonth[$i-1])+1; 271 break; 272 } 273 } 274 $m=($leapMonth!=0&&$t==$leapMonth+1)?('闰'.$this->getCapitalNum($t- 1,true)):$this->getCapitalNum(($leapMonth!=0&&$leapMonth+1<$t?($t-1):$t),true); 275 array_push($lunarArray,$year,$m,$this->getCapitalNum($e,false)); 276 } 277 array_push($lunarArray,$this->getLunarYearName($year));// 天干地支 278 array_push($lunarArray,$t,$e); 279 array_push($lunarArray,$this->getYearZodiac($year));// 12生肖 280 array_push($lunarArray,$leapMonth);// 闰几月 281 return $lunarArray; 282 } 283 /** 284 * 获取数字的阴历叫法 285 * @param num 数字 286 * @param isMonth 是否是月份的数字 287 */ 288 function getCapitalNum($num,$isMonth){ 289 $isMonth=$isMonth||false; 290 $dateHash=array('0'=>'','1'=>'一','2'=>'二','3'=>'三','4'=>'四','5'=>'五','6'=>'六','7'=>'七','8'=>'八','9'=>'九','10'=>'十 '); 291 $monthHash=array('0'=>'','1'=>'正月','2'=>'二月','3'=>'三月','4'=>'四月','5'=>'五月','6'=>'六月','7'=>'七月','8'=>'八月','9'=>'九月','10'=>'十月','11'=>'冬月','12'=>'腊月'); 292 $res=''; 293 if($isMonth){ 294 $res=$monthHash[$num]; 295 }else{ 296 if($num<=10){ 297 $res='初'.$dateHash[$num]; 298 }else if($num>10&&$num<20){ 299 $res='十'.$dateHash[$num-10]; 300 }else if($num==20){ 301 $res="二十"; 302 }else if($num>20&&$num<30){ 303 $res="廿".$dateHash[$num-20]; 304 }else if($num==30){ 305 $res="三十"; 306 } 307 } 308 return $res; 309 } 310} 311?>