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  • JS计算24节气的方法

    function getjq(yyyy,mm,dd){
    mm = mm-1;
    var sTermInfo = new Array(0,21208,42467,63836,85337,107014,128867,150921,173149,195551,218072,240693,263343,285989,308563,331033,353350,375494,397447,419210,440795,462224,483532,504758);
    var solarTerm = new Array("小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨","立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑","白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至");
    var solarTerms = "";
    //  此方法是获取该日期是否为某节气
    //    var tmp1 = new Date((31556925974.7*(yyyy-1900)+sTermInfo[mm*2+1]*60000)+Date.UTC(1900,0,6,2,5));
    //    var tmp2 = tmp1.getUTCDate();
    //    if (tmp2==dd)
    //        solarTerms = solarTerm[mm*2+1];
    //    console.log(solarTerms);
    //    tmp1 = new Date((31556925974.7*(yyyy-1900)+sTermInfo[mm*2]*60000)+Date.UTC(1900,0,6,2,5));
    //    tmp2= tmp1.getUTCDate();
    //    if (tmp2==dd)
    //        solarTerms = solarTerm[mm*2];
    
    //  此方法可以获取该日期处于某节气
    while (solarTerms==""){ 
    var tmp1 = new Date((31556925974.7*(yyyy-1900)+sTermInfo[mm*2+1]*60000)+Date.UTC(1900,0,6,2,5));
    var tmp2 = tmp1.getUTCDate();
    if (tmp2==dd) solarTerms = solarTerm[mm*2+1];
    tmp1 = new Date((31556925974.7*(yyyy-1900)+sTermInfo[mm*2]*60000)+Date.UTC(1900,0,6,2,5));
    tmp2= tmp1.getUTCDate(); if (tmp2==dd) solarTerms = solarTerm[mm*2];
    if(dd>1){
    dd=dd-1;
    }else {
    mm=mm-1;
      if(mm<0){
        yyyy=yyyy-1; mm=11;
      }
      dd=31;
      }
    }
    return solarTerms;
    }
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  • 原文地址:https://www.cnblogs.com/Miracle-ZLZ/p/7484513.html
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