回答編集履歴
4
4
test
CHANGED
|
@@ -36,3 +36,4 @@
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|
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36
36
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</body>
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37
37
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</html>
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38
38
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```
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39
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+
※REACTは分かりません。
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3
3
test
CHANGED
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@@ -13,3 +13,26 @@
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|
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13
13
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console.log("<span>" + k + "×" + result[k] + "</span>")
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14
14
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}
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|
15
15
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```
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|
16
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+
--- 追記 ---
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|
17
|
+
```html
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|
18
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+
<html>
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19
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+
<head>
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20
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+
</head>
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21
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+
<body>
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22
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+
<div id="fuga"></div>
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23
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+
<script>
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24
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+
const array1 = [ 100, 200, 200, 300, 300, 400, 400, 400 ]
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25
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+
let result = {}
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|
26
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+
for (let v of array1) {
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|
27
|
+
if (!(v in result)) result[v] = 0
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|
28
|
+
result[v]++
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|
29
|
+
}
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30
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+
let str = ""
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31
|
+
for (let k in result) {
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32
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+
str += "<span>" + k + "×" + result[k] + "</span><br>"
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33
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+
}
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34
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+
document.getElementById("fuga").innerHTML = str
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35
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+
</script>
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36
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+
</body>
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37
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+
</html>
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38
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+
```
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2
2
test
CHANGED
|
@@ -7,3 +7,9 @@
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|
|
7
7
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}
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|
8
8
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console.log(result)
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|
9
9
|
```
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|
10
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+
--- 追記 ---
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|
11
|
+
```javascript
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|
12
|
+
for (let k in result) {
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|
13
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+
console.log("<span>" + k + "×" + result[k] + "</span>")
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|
14
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+
}
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|
15
|
+
```
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1
1
test
CHANGED
|
@@ -2,7 +2,7 @@
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|
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2
2
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const array1 = [ 100, 200, 200, 300, 300, 400, 400, 400 ]
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3
3
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let result = {}
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4
4
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for (let v of array1) {
|
|
5
|
-
if (!(v in result)) result[v] = 0
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|
5
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+
if (!(v in result)) result[v] = 0
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|
6
6
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result[v]++
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|
7
7
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}
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|
8
8
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console.log(result)
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