stemsbranch.js

var StemsBranch = {
  StemsBranchTable : [
  "甲子","乙丑","丙寅","丁卯","戊辰","己巳","庚午","辛未","壬申","癸酉",
  "甲戌","乙亥","丙子","丁丑","戊寅","己卯","庚辰","辛巳","壬午","癸未",
  "甲申","乙酉","丙戌","丁亥","戊子","己丑","庚寅","辛卯","壬辰","癸巳",
  "甲午","乙未","丙申","丁酉","戊戌","己亥","庚子","辛丑","壬寅","癸卯",
  "甲辰","乙巳","丙午","丁未","戊申","己酉","庚戌","辛亥","壬子","癸丑",
  "甲寅","乙卯","丙辰","丁巳","戊午","己未","庚申","辛酉","壬戌","癸亥"],
  MonthStemsTable : [
    ["丙","丁","戊","己","庚","辛","壬","癸","甲","乙","丙","丁"],
    ["戊","己","庚","辛","壬","癸","甲","乙","丙","丁","戊","己"],
    ["庚","辛","壬","癸","甲","乙","丙","丁","戊","己","庚","辛"],
    ["壬","癸","甲","乙","丙","丁","戊","己","庚","辛","壬","癸"],
    ["甲","乙","丙","丁","戊","己","庚","辛","壬","癸","甲","乙"]
  ],
  // 1 月到 12月
  MonthBranchTable : ["寅","卯","辰","巳","午","未","申","酉","戌","亥","子","丑"],

  // 12生肖
  AnimalTable :      ["鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪"],

  HourStemsTable : [
    ["甲","乙","丙","丁","戊","己","庚","辛","壬","癸","甲","乙"],
    ["丙","丁","戊","己","庚","辛","壬","癸","甲","乙","丙","丁"],
    ["戊","己","庚","辛","壬","癸","甲","乙","丙","丁","戊","己"],
    ["庚","辛","壬","癸","甲","乙","丙","丁","戊","己","庚","辛"],
    ["壬","癸","甲","乙","丙","丁","戊","己","庚","辛","壬","癸"]],

  HourBranchTable : ["子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥"],

  // 天干五行
  StemsTable :         ["甲","乙","丙","丁","戊","己","庚","辛","壬","癸"],
  StemsElementTable :  ["木","木","火","火","土","土","金","金","水","水"],
  BranchTable:         ["子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥"],
  BranchElementTable : ["水","土","木","木","土","火","火","土","金","金","土","水"],

  getHourStems: function(day, hour){
    var dIndex = StemsBranch.StemsTable.indexOf(day);
    var hIndex = parseInt((parseInt(hour) + 1)/2) % 12;
    return StemsBranch.HourStemsTable[dIndex % 5][hIndex];
  },
  getHourBranch: function(hour){
    var hIndex = parseInt((parseInt(hour) + 1)/2) % 12;
    return StemsBranch.HourBranchTable[hIndex];
  },
  getStemsElement: function(stems) {
    return StemsBranch.StemsElementTable[StemsBranch.StemsTable.indexOf(stems)];
  },

  getBranchElement: function(branch) {
    return StemsBranch.BranchElementTable[StemsBranch.BranchTable.indexOf(branch)];
  },

  getStemsBranchElement: function(stemsbranch) {
    return StemsBranch.getStemsElement(stemsbranch.charAt(0)) + '' + StemsBranch.getBranchElement(stemsbranch.charAt(1));
  },
  
  getAnimal: function(stemsbranch) {
    return StemsBranch.AnimalTable[StemsBranch.BranchTable.indexOf(stemsbranch.charAt(1))];
  },
  version: '1.1'
}