标签:io os ar for 数据 art div sp cti
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|
//---------------------------------------------------
// 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 = DateValue(‘
‘+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;
}
|
Js获取当前日期时间及其它操作
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
//日期加减
function addDate(dateStr,days){
var d=new Date(Date.parse(dateStr.replace(/-/g, "/")))
d.setDate(d.getDate()+days);
var m=d.getMonth()+1;
return d.getFullYear()+‘-‘+m+‘-‘+d.getDate();
}
标签:io os ar for 数据 art div sp cti
原文地址:http://my.oschina.net/u/1866497/blog/313459