回答編集履歴
3
ソースコードの修正
answer
CHANGED
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@@ -13,17 +13,16 @@
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13
13
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<script>
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var Fruits_name = ["リンゴ", "オレンジ", "ブドウ", "バナナ", "メロン", "スイカ", "キウイ", "パイナップル"];
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var Fruits_price = ["250", "120", "450", "300", "780", "980", "350", "1280"];
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16
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-
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16
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+
var Fruits_size = 8;
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17
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-
+ //var Fruits_size = 8;
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18
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+
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var input = prompt("価値を調べたい果物の名前を入力してください");
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var outMsg;
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var i;
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outMsg = "価格表に" + input + "は登録されていません";
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console.log(input);
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25
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-
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+
for (i = 0; i <= Fruits_size; i++) {
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-
+ for (i = 0; i < Fruits_price.length ; i++) {
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- if ((input = Fruits_name[i])) {
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+ if ((input == Fruits_name[i])) {
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outMsg = Fruits_name[i] + "の値段は" + Fruits_price[i] + "円です";
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@@ -34,6 +33,64 @@
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</script>
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</body>
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</html>
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36
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+
```
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39
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### もう少し修正するなら
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40
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+
データはオブジェクトか配列でまとめてしまったほうが後々使いやすいです。
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41
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```
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42
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8" />
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<title>フルーツの値段</title>
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</head>
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+
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<body>
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<script>
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var fruitsArray = [{
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name: 'リンゴ',
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price: '250'
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}, {
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name: 'オレンジ',
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price: '120'
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}, {
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name: 'ブドウ',
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price: '450'
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}, {
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name: 'バナナ',
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price: '300'
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}, {
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name: 'メロン',
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price: '780'
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}, {
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name: 'スイカ',
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price: '980'
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}, {
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name: 'キウイ',
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price: '350'
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}, {
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name: 'パイナップル',
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price: '1280'
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}]
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var input = prompt("価値を調べたい果物の名前を入力してください");
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var outMsg;
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var i;
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outMsg = "価格表に" + input + "は登録されていません";
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for (i = 0; i < fruitsArray.length; i++) {
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const fruits = fruitsArray[i]
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if ((input == fruits.name)) {
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outMsg = fruits.name + "の値段は" + fruits.price + "円です";
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break;
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}
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}
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alert(outMsg);
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</script>
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</body>
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</html>
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39
96
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```
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2
ソースコードの修正
answer
CHANGED
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File without changes
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1
ソースコードの修正
answer
CHANGED
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@@ -13,7 +13,8 @@
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13
13
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<script>
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14
14
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var Fruits_name = ["リンゴ", "オレンジ", "ブドウ", "バナナ", "メロン", "スイカ", "キウイ", "パイナップル"];
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15
15
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var Fruits_price = ["250", "120", "450", "300", "780", "980", "350", "1280"];
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16
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-
var Fruits_size = 8;
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16
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+
- var Fruits_size = 8;
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+ //var Fruits_size = 8;
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var input = prompt("価値を調べたい果物の名前を入力してください");
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var outMsg;
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@@ -21,7 +22,8 @@
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21
22
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var i;
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22
23
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outMsg = "価格表に" + input + "は登録されていません";
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23
24
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console.log(input);
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24
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-
for (i = 0; i <= Fruits_size; i++) {
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25
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+
- for (i = 0; i <= Fruits_size; i++) {
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26
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+
+ for (i = 0; i < Fruits_price.length ; i++) {
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25
27
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- if ((input = Fruits_name[i])) {
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26
28
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+ if ((input == Fruits_name[i])) {
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27
29
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outMsg = Fruits_name[i] + "の値段は" + Fruits_price[i] + "円です";
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