正在寻找一种解决方案,以显示当前工作日超过当月的总工作日。在这种情况下,工作日定义为Mon、Tues、Wed、星期四和星期五。
我找到的最接近的解决方案是:How to find business days in current month with Javascript?
使用这篇文章的建议答案,稍微编辑一下,我如何编辑它来显示当月的当前工作日和总工作日?
这是我的CodePen尝试。
HTML:
<h3>Get workdays in current month with JavaScript</h3>
<p>Current Day: <span id="currentDay"></span></p>
<p>Total Days: <span id="totalDays"></span></p>
JS:
function isWeekday(year, month, day) {
var day = new Date(year, month, day).getDay();
return day !=0 && day !=6;
}
function getWeekdaysInMonth(month, year) {
var days = daysInMonth(month, year);
var weekdays = 0;
for(var i=0; i< days; i++) {
if (isWeekday(year, month, i+1)) weekdays++;
}
$('#totalDays').html(weekdays);
}
发布于 2018-06-12 07:22:59
这是我的解决方案;应该是不言自明的:
const holidays = [
[7, 4], // 4th of July
[10, 31] // Halloween
];
var d = new Date();
var currentDay = d.getDate();
var year = d.getYear() + 1900;
var month = d.getMonth();
var total = 0;
var done = 0;
for (var day = 1; day <= 31; day++) {
var t = new Date(year, month, day);
if (t.getMonth() > month) break; // month has less than 31 days
if (t.getDay() == 0 || t.getDay() == 6) continue; // no weekday
if (holidays.some(h => h[0] - 1 === month && h[1] === day)) continue; // holiday
total++; // increase total
if (t.getDate() <= currentDay) done++; // increase past days
}
document.body.innerHTML = `Today is weekday ${done} of ${total}.`
循环遍历当前月份的所有日期,并对所有工作日和过去的工作日进行计数。
编辑:添加(不完整)假日数组并检查
发布于 2018-06-12 07:09:22
这是我的拿手好戏!
第一个位创建了一个数组,其中包含该月的每一天:
var d = new Date();
d = new Date(d.getFullYear(), d.getMonth(), 1);
var month;
function setMonth() {
month = [];
for (var i = 1; i < new Date(d.getFullYear(), d.getMonth(), 0).getDate()+1; i++) {
var _d = new Date(d);
month[i-1] = new Date(_d.setDate(_d.getDate() - _d.getDay()+i));
}
}
setMonth();
console.log(month);
第二部分计算其中的每个工作日:
var totalWorkdays = 0;
for (var i = 0; i < month.length; i++) {
let day = month[i].getDay();
if (day == 1 || day == 2 || day == 3 || day == 4 || day == 5) totalWorkdays++
}
发布于 2018-06-16 00:23:25
我将尝试通过一步一步地解决这个问题,并使每一步都尽可能简单。
// Returns true if date is week day
function isWeekday(date) {
const day = date.getDay();
return day !=0 && day !=6;
}
// Get dates of all work days in one month
function getWeekdaysInMonth(month, year) {
return getDaysInMonth(month, year).filter(isWeekday)
}
// Get dates of all days in one month
function getDaysInMonth(month, year) {
const firstDay = new Date(year, month, 1);
const lastDay = new Date(year, month + 1, 0);
return getDaysInRange(firstDay, lastDay);
}
// Get dates between 2 dates
function getDaysInRange(start, end) {
const r = [];
for(let dt = start; dt <= end; dt.setDate(dt.getDate() + 1)) {
r.push(new Date(dt));
}
return r;
}
console.log(getWeekdaysInMonth(0, 2018)); // Get workdays for JAN 2018
希望这有助于使推理变得更容易!
https://stackoverflow.com/questions/50807164
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