JS星座判断(关于日期)

时间:2025-02-20 11:07:26

JS根据日期判断所属星座

效果如下:

JS星座判断(关于日期)

完整代码如下:

<!DOCTYPE html>
<html >
<head>
<link rel="stylesheet" href="../dojoroot/dijit/themes/claro/claro.css" media="screen">
<script>dojoConfig = {parseOnLoad: true}</script>
<script type="text/javascript" src="../dojoroot/dojo/dojo.js" djConfig="parseOnLoad:true"></script>
<script>
require([ "dijit/form/DateTextBox", "dojo/date/locale", "dojo/dom", "dojo/domReady!"],
function(DateTextBox, dom){
new DateTextBox({
value: "2016-12-23",//日期初始化
name: "oracle",
onChange:function(v){getValue(v)}//调用判断星座函数
}, "oracle").startup(); function getValue(v)
{
var startDateStr = dijit.byId("oracle").get('displayedValue');
//var constellation=document.getElementById("constellation");
//constellation.innerText= startDateStr.substring(0,4)+startDateStr.substring(5,7)+startDateStr.substring(8,10);
//var month=startDateStr.substring(5,7);
//var day=startDateStr.substring(8,10);
var year=startDateStr.substring(0,4)
var date1 = new Date(year, 2, 21);//2016-3-12 2实为3月
var date2 = new Date(year, 3, 19);
var date3 = new Date(year, 4, 20);
var date4 = new Date(year, 5, 21);
var date5 = new Date(year, 6, 22);
var date6 = new Date(year, 7, 22);
var date7 = new Date(year, 8, 22);
var date8 = new Date(year, 9, 23);
var date9 = new Date(year, 10, 22);
var date10 = new Date(year, 11, 21);
var date11 = new Date(year-1,11, 19);//2015-12-23<2016-1-12 用于判断摩羯座
var date12 = new Date(year, 0, 19);
var date13 = new Date(year, 1, 18);
var date14 = new Date(year, 11, 31);//2016-12-29<2016-12-30 用于判断摩羯座
var constl='';
if ((v>=date1) && (v <= date2)) //单个判断语句需要加()
{
constl="白羊座";
}
else if ((v >= date2) && (v <= date3))
{
constl="金牛座";
}
else if ((v >= date3) && (v <= date4))
{
constl="双子座";
}
else if ((v >= date4) && (v <= date5))
{
constl="巨蟹座";
}
else if ((v >= date5) && (v <= date6))
{
constl="狮子座";
}
else if ((v >= date6) && (v <= date7))
{
constl="处女座";
}
else if ((v >= date7) && (v <= date8))
{
constl="天秤座";
}
else if ((v >= date8) && (v <= date9))
{
constl="天蝎座";
}
else if ((v >= date9) && (v <= date10))
{
constl="射手座";
}
else if ((v >= date11) && (v <= date12))
{
constl="魔蝎座";
}
else if ((v >= date10) && (v <= date14))
{
constl="魔蝎座";
}
else if ((v >= date12) && (v <= date13))
{
constl="水瓶座";
}
else if ((v >= date13) && (v <= date1))
{
constl="双鱼座";
}
document.getElementById("constellation").innerText=constl;
};
});
</script>
</head>
<body class="claro">
<label for="date1">日期下拉框:</label>
<input id="oracle" /><br/>
<label id="constellation">星座:</label>
</body>
</html>

需要注意的地方:

1、在初始化日期的时候:var date1 = new Date(2005, 2, 21);

日期实为2005年3月21日

2、在加&&判断的时候,单个判断语句需要加括号

     if ((v>=date1) && (v <= date2)) //单个判断语句需要加()
{
constl="白羊座";
}

3、日期到字符串转换

 function formatDate(time)
{
var month = time.getMonth()+1;
return time.getFullYear() + "-" + month + "-" + time.getDate() + " " + time.getHours() + ":" + time.getMinutes() + ":" + time.getSeconds();
}