1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
|
var
myDate = new
Date();
myDate.getYear(); //获取当前年份(2位)
myDate.getFullYear(); //获取完整的年份(4位,1970-????)
myDate.getMonth(); //获取当前月份(0-11,0代表1月)
myDate.getDate(); //获取当前日(1-31)
myDate.getDay(); //获取当前星期X(0-6,0代表星期天)
myDate.getTime(); //获取当前时间(从1970.1.1开始的毫秒数)
myDate.getHours(); //获取当前小时数(0-23)
myDate.getMinutes(); //获取当前分钟数(0-59)
myDate.getSeconds(); //获取当前秒数(0-59)
myDate.getMilliseconds(); //获取当前毫秒数(0-999)
myDate.toLocaleDateString(); //获取当前日期
var
mytime=myDate.toLocaleTimeString(); //获取当前时间
myDate.toLocaleString( ); //获取日期与时间
日期时间脚本库方法列表 Date.prototype.isLeapYear 判断闰年 Date.prototype.Format 日期格式化 Date.prototype.DateAdd 日期计算 Date.prototype.DateDiff 比较日期差 Date.prototype.toString 日期转字符串 Date.prototype.toArray 日期分割为数组 Date.prototype.DatePart 取日期的部分信息 Date.prototype.MaxDayOfDate 取日期所在月的最大天数 Date.prototype.WeekNumOfYear 判断日期所在年的第几周 StringToDate 字符串转日期型 IsValidDate 验证日期有效性 CheckDateTime 完整日期时间检查 daysBetween 日期天数差 js代码: //--------------------------------------------------- // 判断闰年 //--------------------------------------------------- Date.prototype.isLeapYear = function ()
{ return
(0== this .getYear()%4&&(( this .getYear()%100!=0)||( this .getYear()%400==0)));
} //--------------------------------------------------- // 日期格式化 // 格式 YYYY/yyyy/YY/yy 表示年份 // MM/M 月份 // W/w 星期 // dd/DD/d/D 日期 // hh/HH/h/H 时间 // mm/m 分钟 // ss/SS/s/S 秒 //--------------------------------------------------- Date.prototype.Format = function (formatStr)
{ var
str = formatStr;
var
Week = [ ‘日‘ , ‘一‘ , ‘二‘ , ‘三‘ , ‘四‘ , ‘五‘ , ‘六‘ ];
str=str.replace(/yyyy|YYYY/, this .getFullYear());
str=str.replace(/yy|YY/,( this .getYear() % 100)>9?( this .getYear() % 100).toString(): ‘0‘
+ ( this .getYear() % 100));
str=str.replace(/MM/, this .getMonth()>9? this .getMonth().toString(): ‘0‘
+ this .getMonth());
str=str.replace(/M/g, this .getMonth());
str=str.replace(/w|W/g,Week[ this .getDay()]);
str=str.replace(/dd|DD/, this .getDate()>9? this .getDate().toString(): ‘0‘
+ this .getDate());
str=str.replace(/d|D/g, this .getDate());
str=str.replace(/hh|HH/, this .getHours()>9? this .getHours().toString(): ‘0‘
+ this .getHours());
str=str.replace(/h|H/g, this .getHours());
str=str.replace(/mm/, this .getMinutes()>9? this .getMinutes().toString(): ‘0‘
+ this .getMinutes());
str=str.replace(/m/g, this .getMinutes());
str=str.replace(/ss|SS/, this .getSeconds()>9? this .getSeconds().toString(): ‘0‘
+ this .getSeconds());
str=str.replace(/s|S/g, this .getSeconds());
return
str;
} //+--------------------------------------------------- //| 求两个时间的天数差 日期格式为 YYYY-MM-dd //+--------------------------------------------------- function
daysBetween(DateOne,DateTwo)
{ var
OneMonth = DateOne.substring(5,DateOne.lastIndexOf ( ‘-‘ ));
var
OneDay = DateOne.substring(DateOne.length,DateOne.lastIndexOf ( ‘-‘ )+1);
var
OneYear = DateOne.substring(0,DateOne.indexOf ( ‘-‘ ));
var
TwoMonth = DateTwo.substring(5,DateTwo.lastIndexOf ( ‘-‘ ));
var
TwoDay = DateTwo.substring(DateTwo.length,DateTwo.lastIndexOf ( ‘-‘ )+1);
var
TwoYear = DateTwo.substring(0,DateTwo.indexOf ( ‘-‘ ));
var
cha=((Date.parse(OneMonth+ ‘/‘ +OneDay+ ‘/‘ +OneYear)- Date.parse(TwoMonth+ ‘/‘ +TwoDay+ ‘/‘ +TwoYear))/86400000);
return
Math.abs(cha);
} //+--------------------------------------------------- //| 日期计算 //+--------------------------------------------------- Date.prototype.DateAdd = function (strInterval, Number) {
var
dtTmp = this ;
switch
(strInterval) {
case
‘s‘ : return
new Date(Date.parse(dtTmp) + (1000 * Number));
case
‘n‘ : return
new Date(Date.parse(dtTmp) + (60000 * Number));
case
‘h‘ : return
new Date(Date.parse(dtTmp) + (3600000 * Number));
case
‘d‘ : return
new Date(Date.parse(dtTmp) + (86400000 * Number));
case
‘w‘ : return
new Date(Date.parse(dtTmp) + ((86400000 * 7) * Number));
case
‘q‘ : return
new Date(dtTmp.getFullYear(), (dtTmp.getMonth()) + Number*3, dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());
case
‘m‘ : return
new Date(dtTmp.getFullYear(), (dtTmp.getMonth()) + Number, dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());
case
‘y‘ : return
new Date((dtTmp.getFullYear() + Number), dtTmp.getMonth(), dtTmp.getDate(), dtTmp.getHours(), dtTmp.getMinutes(), dtTmp.getSeconds());
}
} //+--------------------------------------------------- //| 比较日期差 dtEnd 格式为日期型或者有效日期格式字符串 //+--------------------------------------------------- Date.prototype.DateDiff = function (strInterval, dtEnd) {
var
dtStart = this ;
if
( typeof
dtEnd == ‘string‘
) //如果是字符串转换为日期型
{
dtEnd = StringToDate(dtEnd);
}
switch
(strInterval) {
case
‘s‘ : return
parseInt((dtEnd - dtStart) / 1000);
case
‘n‘ : return
parseInt((dtEnd - dtStart) / 60000);
case
‘h‘ : return
parseInt((dtEnd - dtStart) / 3600000);
case
‘d‘ : return
parseInt((dtEnd - dtStart) / 86400000);
case
‘w‘ : return
parseInt((dtEnd - dtStart) / (86400000 * 7));
case
‘m‘ : return
(dtEnd.getMonth()+1)+((dtEnd.getFullYear()-dtStart.getFullYear())*12) - (dtStart.getMonth()+1);
case
‘y‘ : return
dtEnd.getFullYear() - dtStart.getFullYear();
}
} //+--------------------------------------------------- //| 日期输出字符串,重载了系统的toString方法 //+--------------------------------------------------- Date.prototype.toString = function (showWeek)
{ var
myDate= this ;
var
str = myDate.toLocaleDateString();
if
(showWeek)
{
var
Week = [ ‘日‘ , ‘一‘ , ‘二‘ , ‘三‘ , ‘四‘ , ‘五‘ , ‘六‘ ];
str += ‘ 星期‘
+ Week[myDate.getDay()];
}
return
str;
} //+--------------------------------------------------- //| 日期合法性验证 //| 格式为:YYYY-MM-DD或YYYY/MM/DD //+--------------------------------------------------- function
IsValidDate(DateStr)
{ var
sDate=DateStr.replace(/(^\s+|\s+$)/g, ‘‘ ); //去两边空格;
if (sDate== ‘‘ ) return
true ;
//如果格式满足YYYY-(/)MM-(/)DD或YYYY-(/)M-(/)DD或YYYY-(/)M-(/)D或YYYY-(/)MM-(/)D就替换为‘‘
//数据库中,合法日期可以是:YYYY-MM/DD(2003-3/21),数据库会自动转换为YYYY-MM-DD格式
var
s = sDate.replace(/[\d]{ 4,4 }[\-/]{ 1 }[\d]{ 1,2 }[\-/]{ 1 }[\d]{ 1,2 }/g, ‘‘ );
if
(s== ‘‘ ) //说明格式满足YYYY-MM-DD或YYYY-M-DD或YYYY-M-D或YYYY-MM-D
{
var
t= new
Date(sDate.replace(/\-/g, ‘/‘ ));
var
ar = sDate.split(/[-/:]/);
if (ar[0] != t.getYear() || ar[1] != t.getMonth()+1 || ar[2] != t.getDate())
{
//alert(‘错误的日期格式!格式为:YYYY-MM-DD或YYYY/MM/DD。注意闰年。‘);
return
false ;
}
}
else {
//alert(‘错误的日期格式!格式为:YYYY-MM-DD或YYYY/MM/DD。注意闰年。‘);
return
false ;
}
return
true ;
} //+--------------------------------------------------- //| 日期时间检查 //| 格式为:YYYY-MM-DD HH:MM:SS //+--------------------------------------------------- function
CheckDateTime(str)
{ var
reg = /^(\d+)-(\d{ 1,2 })-(\d{ 1,2 }) (\d{ 1,2 }):(\d{ 1,2 }):(\d{ 1,2 })$/;
var
r = str.match(reg);
if (r== null ) return
false ;
r[2]=r[2]-1;
var
d= new
Date(r[1],r[2],r[3],r[4],r[5],r[6]);
if (d.getFullYear()!=r[1]) return
false ;
if (d.getMonth()!=r[2]) return
false ;
if (d.getDate()!=r[3]) return
false ;
if (d.getHours()!=r[4]) return
false ;
if (d.getMinutes()!=r[5]) return
false ;
if (d.getSeconds()!=r[6]) return
false ;
return
true ;
} //+--------------------------------------------------- //| 把日期分割成数组 //+--------------------------------------------------- Date.prototype.toArray = function ()
{ var
myDate = this ;
var
myArray = Array();
myArray[0] = myDate.getFullYear();
myArray[1] = myDate.getMonth();
myArray[2] = myDate.getDate();
myArray[3] = myDate.getHours();
myArray[4] = myDate.getMinutes();
myArray[5] = myDate.getSeconds();
return
myArray;
} //+--------------------------------------------------- //| 取得日期数据信息 //| 参数 interval 表示数据类型 //| y 年 m月 d日 w星期 ww周 h时 n分 s秒 //+--------------------------------------------------- Date.prototype.DatePart = function (interval)
{ var
myDate = this ;
var
partStr= ‘‘ ;
var
Week = [ ‘日‘ , ‘一‘ , ‘二‘ , ‘三‘ , ‘四‘ , ‘五‘ , ‘六‘ ];
switch
(interval)
{
case
‘y‘ :partStr = myDate.getFullYear(); break ;
case
‘m‘ :partStr = myDate.getMonth()+1; break ;
case
‘d‘ :partStr = myDate.getDate(); break ;
case
‘w‘ :partStr = Week[myDate.getDay()]; break ;
case
‘ww‘ :partStr = myDate.WeekNumOfYear(); break ;
case
‘h‘ :partStr = myDate.getHours(); break ;
case
‘n‘ :partStr = myDate.getMinutes(); break ;
case
‘s‘ :partStr = myDate.getSeconds(); break ;
}
return
partStr;
} //+--------------------------------------------------- //| 取得当前日期所在月的最大天数 //+--------------------------------------------------- Date.prototype.MaxDayOfDate = function ()
{ var
myDate = this ;
var
ary = myDate.toArray();
var
date1 = ( new
Date(ary[0],ary[1]+1,1));
var
date2 = date1.dateAdd(1, ‘m‘ ,1);
var
result = dateDiff(date1.Format( ‘yyyy-MM-dd‘ ),date2.Format( ‘yyyy-MM-dd‘ ));
return
result;
} //+--------------------------------------------------- //| 取得当前日期所在周是一年中的第几周 //+--------------------------------------------------- Date.prototype.WeekNumOfYear = function ()
{ var
myDate = this ;
var
ary = myDate.toArray();
var
year = ary[0];
var
month = ary[1]+1;
var
day = ary[2];
document.write( ‘< script language=VBScript\> \n‘ );
document.write( ‘myDate = Datue(‘ ‘+month+‘ - ‘+day+‘ - ‘+year+‘ ‘) \n‘ );
document.write( ‘result = DatePart(‘ ww ‘, myDate) \n‘ );
document.write( ‘ \n‘ );
return
result;
} //+--------------------------------------------------- //| 字符串转成日期类型 //| 格式 MM/dd/YYYY MM-dd-YYYY YYYY/MM/dd YYYY-MM-dd //+--------------------------------------------------- function
StringToDate(DateStr)
{ var
converted = Date.parse(DateStr);
var
myDate = new
Date(converted);
if
(isNaN(myDate))
{
//var delimCahar = DateStr.indexOf(‘/‘)!=-1?‘/‘:‘-‘;
var
arys= DateStr.split( ‘-‘ );
myDate = new
Date(arys[0],--arys[1],arys[2]);
}
return
myDate;
} 若要显示:当前日期加时间(如:2009-06-12 12:00) function
CurentTime()
{
var
now = new
Date();
var
year = now.getFullYear(); //年
var
month = now.getMonth() + 1; //月
var
day = now.getDate(); //日
var
hh = now.getHours(); //时
var
mm = now.getMinutes(); //分
var
clock = year + "-" ;
if (month < 10)
clock += "0" ;
clock += month + "-" ;
if (day < 10)
clock += "0" ;
clock += day + " " ;
if (hh < 10)
clock += "0" ;
clock += hh + ":" ;
if
(mm < 10) clock += ‘0‘ ;
clock += mm;
return (clock);
}
|