fancybit-js
Version:
fancybit‘s js extensions
355 lines (332 loc) • 10.6 kB
JavaScript
module.exports = function() {
//---------------------------------------------------
// 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()];
}
str += " " + myDate.toLocaleTimeString();
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];
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;
}
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;
}
};