回答編集履歴
2
ゴミ
test
CHANGED
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@@ -21,8 +21,6 @@
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21
21
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//var limit = '2019-05-31';
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22
22
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23
23
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//var limit = '2019-06-01';
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24
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-
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25
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-
var dt2;
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26
24
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27
25
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if(r=limit.match(/(\d{4})-0?(\d{1,2})-0*(\d{1,2})/)){
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28
26
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1
調整
test
CHANGED
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@@ -5,3 +5,57 @@
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5
5
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この書き方だと、かならずしもlimitが今年だとは限らないので
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6
6
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7
7
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比較しようがありません
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8
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+
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9
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+
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10
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+
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11
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+
# 追記
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|
12
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+
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13
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+
```javascript
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14
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+
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15
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+
var dt1=new Date();
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16
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+
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17
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+
var dt2=new Date(dt1.getTime());
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18
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+
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19
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+
var limit = '2019-05-30';
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20
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+
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21
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+
//var limit = '2019-05-31';
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22
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+
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23
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+
//var limit = '2019-06-01';
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24
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+
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25
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+
var dt2;
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26
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+
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27
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+
if(r=limit.match(/(\d{4})-0?(\d{1,2})-0*(\d{1,2})/)){
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28
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+
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|
29
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+
dt2.setDate(1);
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30
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+
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31
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+
dt2.setFullYear(r[1]);
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32
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+
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33
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+
dt2.setMonth(parseInt(r[2])-1);
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|
34
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+
|
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35
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+
dt2.setDate(r[3]);
|
|
36
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+
|
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37
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+
}
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|
38
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+
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|
39
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+
|
|
40
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+
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41
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+
var diff=(dt1-dt2)/(60*60*24*1000)
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|
42
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+
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|
43
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+
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44
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+
|
|
45
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+
if(diff==0) {
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|
46
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+
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|
47
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+
message = '当日です'
|
|
48
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+
|
|
49
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+
}else if(diff>0) {
|
|
50
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+
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|
51
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+
message = diff+'日過ぎています'
|
|
52
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+
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53
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+
}else{
|
|
54
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+
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55
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+
message = -diff+'日前です'
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|
56
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+
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|
57
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+
}
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|
58
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+
|
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59
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+
console.log(message);
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|
60
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+
|
|
61
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+
```
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