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My97DatePicker，设置第二个日期为第一个日期增加指定天数，并且格式化输出

2010-06-15 11:14 477 查看

代码

1 <html>
2 <head>
3 <title>my97 test</title>
4 <script type="text/javascript" src="My97DatePicker/WdatePicker.js"></script>
5 <script type="text/javascript">
6 //日期格式化函数
7 Date.prototype.format = function(mask) {
8 var d = this;
9 var zeroize = function (value, length) {
10 if (!length) length = 2;
11 value = String(value);
12 for (var i = 0, zeros = ''; i < (length - value.length); i++) {
13 zeros += '0';
14 }
15 return zeros + value;
16 };
17
18 return mask.replace(/"[^"]*"|'[^']*'|\b(?:d{1,4}|m{1,4}|yy(?:yy)?|([hHMstT])\1?|[lLZ])\b/g, function($0) {
19 switch($0) {
20 case 'd': return d.getDate();
21 case 'dd': return zeroize(d.getDate());
22 case 'ddd': return ['Sun','Mon','Tue','Wed','Thr','Fri','Sat'][d.getDay()];
23 case 'dddd': return ['Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday'][d.getDay()];
24 case 'M': return d.getMonth() + 1;
25 case 'MM': return zeroize(d.getMonth() + 1);
26 case 'MMM': return ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'][d.getMonth()];
27 case 'MMMM': return ['January','February','March','April','May','June','July','August','September','October','November','December'][d.getMonth()];
28 case 'yy': return String(d.getFullYear()).substr(2);
29 case 'yyyy': return d.getFullYear();
30 case 'h': return d.getHours() % 12 || 12;
31 case 'hh': return zeroize(d.getHours() % 12 || 12);
32 case 'H': return d.getHours();
33 case 'HH': return zeroize(d.getHours());
34 case 'm': return d.getMinutes();
35 case 'mm': return zeroize(d.getMinutes());
36 case 's': return d.getSeconds();
37 case 'ss': return zeroize(d.getSeconds());
38 case 'l': return zeroize(d.getMilliseconds(), 3);
39 case 'L': var m = d.getMilliseconds();
40 if (m > 99) m = Math.round(m / 10);
41 return zeroize(m);
42 case 'tt': return d.getHours() < 12 ? 'am' : 'pm';
43 case 'TT': return d.getHours() < 12 ? 'AM' : 'PM';
44 case 'Z': return d.toUTCString().match(/[A-Z]+$/);
45 // Return quoted strings with the surrounding quotes removed
46 default: return $0.substr(1, $0.length - 2);
47 }
48 });
49 };
50 //设置结束日期为起始日期加指定天数
51 function SetEndDate(objEnddate, days)
52 {
53 var dt = new Date(parseInt($dp.cal.getP('y')), parseInt($dp.cal.getP('M'))-1, parseInt($dp.cal.getP('d'))+days);
54 objEnddate.value = dt.format("yyyy/MM/dd");
55 }
56 </script>
57 </head>
58 <body>
59 <span style="width:100px;">Start Date:</span><input type="text" id="date1" width="120px" readonly="true" onfocus="WdatePicker({dateFmt:'yyyy/MM/dd',onpicked:function(dp){SetEndDate($dp.$('date2'), 14);}});" /><br />
60 <span style="width:100px;">End Date:</span><input type="text" id="date2" width="120px" readonly="true" onfocus="WdatePicker({dateFmt:'yyyy/MM/dd'});" />
61 </body>
62 </html>

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