1 function formatDate (val) {
2 // 格式化时间
3 let start =
new Date(val)
4 let y =
start.getFullYear()
5 let m = (start.getMonth() + 1) > 10 ? (start.getMonth() + 1) : '0' + (start.getMonth() + 1
)
6 let d = start.getDate() > 10 ? start.getDate() : '0' +
start.getDate()
7 return y + '-' + m + '-' +
d
8 }
9
10 function mistiming (sDate1, sDate2) {
11 // 计算开始和结束的时间差
12 let aDate, oDate1, oDate2, iDays
13 aDate = sDate1.split('-'
)
14 oDate1 =
new Date(aDate[1] + '-' + aDate[2] + '-' + aDate[0
])
15 aDate = sDate2.split('-'
)
16 oDate2 =
new Date(aDate[1] + '-' + aDate[2] + '-' + aDate[0
])
17 iDays = parseInt(Math.abs(oDate1 - oDate2) / 1000 / 60 / 60 / 24
)
18 return iDays + 1
19 }
20
21 function countDate (start, end) {
22 // 判断开始和结束之间的时间差是否在90天内
23 let days =
mistiming(start, end)
24 let stateT = days > 90 ? Boolean(0) : Boolean(1
)
25 return {
26 state: stateT,
27 day: days
28 }
29 }46
47 function timeForMat (count) {
48 // 拼接时间
49 let time1 =
new Date()
50 time1.setTime(time1.getTime() - (24 * 60 * 60 * 1000
))
51 let Y1 =
time1.getFullYear()
52 let M1 = ((time1.getMonth() + 1) > 10 ? (time1.getMonth() + 1) : '0' + (time1.getMonth() + 1
))
53 let D1 = (time1.getDate() > 10 ? time1.getDate() : '0' +
time1.getDate())
54 let timer1 = Y1 + '-' + M1 + '-' + D1
// 当前时间
55 let time2 =
new Date()
56 time2.setTime(time2.getTime() - (24 * 60 * 60 * 1000 *
count))
57 let Y2 =
time2.getFullYear()
58 let M2 = ((time2.getMonth() + 1) > 10 ? (time2.getMonth() + 1) : '0' + (time2.getMonth() + 1
))
59 let D2 = (time2.getDate() > 10 ? time2.getDate() : '0' +
time2.getDate())
60 let timer2 = Y2 + '-' + M2 + '-' + D2
// 之前的7天或者30天
61 return {
62 t1: timer1,
63 t2: timer2
64 }
65 }
66
67 function yesterday (start, end) {
68 // 校验是不是选择的昨天
69 let timer = timeForMat(1
)
70 return timer
71 }
72
73 function sevenDays () {
74 // 获取最近7天
75 let timer = timeForMat(7
)
76 return timer
77 }
78
79 function thirtyDays () {
80 // 获取最近30天
81 let timer = timeForMat(30
)
82 return timer
83 }
84
85 export {
86 formatDate,
87 countDate,89 yesterday,
90 sevenDays,
91 thirtyDays
92 }
转载于:https://www.cnblogs.com/songdongdong/p/7251254.html
相关资源：数据结构—成绩单生成器
