计算两个日期之间的工作日和非工作日(转自浪曦)

onlyfish — Wed, 02 Jul 2008 01:38:00 GMT

  1 DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
  2 <HTML>
  3 <HEAD>
  4   <TITLE> 作者：风中叶 TITLE>
  5   <META NAME="Generator" CONTENT="EditPlus">
  6   <META NAME="Author" CONTENT="">
  7   <META NAME="Keywords" CONTENT="">
  8   <META NAME="Description" CONTENT="">
  9
10 <SCRIPT LANGUAGE="JavaScript">
11   //将string转换为Date
12   //str必须满足如下格式: 2008-04-29
13   function convertString2Date(str)
14   {
15    //用户split分隔出数组,将包含3个元素:年,月,日
16    var splitArray = str.split("-");
17
18    // 用年,月,日构造日期对象
19    // splitArray[0]-> year, splitArray[1]-> month, splitArray[2]->day
20    // 这时要注意月份是从0开始的
21    var date = new Date(splitArray[0], splitArray[1] - 1, splitArray[2]);
22
23    return date;
24   }
25
26   // 得到date1和date2之间的间隔
27   // date2要比date1大
28   // date要满足如下格式: 2008-04-29
29   //参数date1和date2类型应该是String或Date
30   // 确保两种类型没有问题
31   function getIntervalBetweenTwoDates(date1, date2)
32   {
33    var realDate1 = date1;
34    var realDate2 = date2;
35
36    // 如果date1是Date类型就不用转换
37    if(!(date1 instanceof Date))
38    {
39     realDate1 = convertString2Date(date1);
40    }
41    // 如果date2是Date类型就不用转换
42    if(!(date2 instanceof Date))
43    {
44     realDate2 = convertString2Date(date2);
45    }
46
47    //得到绝对值,(realDate2.getTime() - realDate1.getTime())返回的是毫秒所以要先除1000
48    var interval = Math.abs((realDate2.getTime() - realDate1.getTime()))/(1000 * 60 * 60 * 24);
49
50    return interval;
51   }
52
53   function listAllDatesBetweenTwoDates()
54   {
55    var date1 = document.getElementById("start").value;
56    var date2 = document.getElementById("end").value;
57    var target = document.getElementById("result");
58    var interval = getIntervalBetweenTwoDates(date1,date2);
59    // 转换string为Date
60    date1 = convertString2Date(date1);
61    var year = date1.getFullYear();
62    var month = date1.getMonth();
63    var date = date1.getDate();
64    --date;
65
66    for(var i = 0 ; i <= interval ; ++i)
67    {
68     ++date;
69
70     var theDate = new Date(year, month, date);
71     var tempYear = theDate.getFullYear();
72     var tempMonth = theDate.getMonth() + 1;
73     var tempDate = theDate.getDate();
74     var day = theDate.getDay();
75     var working = null;
76     if(0 == day || 6 == day) // non-working day
77     {
78      working = "non-working day";
79     }
80     else
81     {
82      working = "working day";
83     }
84     var theResult = tempYear + "-" + tempMonth + "-" + tempDate + " is " + working;
85     var div = document.createElement("div");
86
87     div.innerHTML = theResult;
88     target.appendChild(div);
89
90    }
91   }
92
93 SCRIPT>
94 HEAD>
95 <BODY>
96
97 start date:<input type="text" length="20" id="start"><br>
98 end date:<input type="text" length="20" id="end"><br>
99 <input type="button" onclick="listAllDatesBetweenTwoDates()" value="result">
100 <div id="result">div>
101 BODY>
102 HTML>
103

onlyfish 2008-07-02 09:38 发表评论

BlogJava-onlyfish-随笔分类-javascript

计算两个日期之间的工作日和非工作日(转自浪曦)