回答編集履歴
2
修正
answer
CHANGED
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@@ -17,4 +17,6 @@
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17
17
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</script>
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18
18
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</body>
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19
19
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</html>
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20
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-
```
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20
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+
```
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21
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+
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22
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+
[参考サイト：侍エンジニア](https://www.sejuku.net/blog/21538)
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1
編集
answer
CHANGED
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@@ -10,12 +10,11 @@
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10
10
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<title>javascriptの数値を検索</title>
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11
11
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</head>
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12
12
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<body>
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13
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-
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13
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+
<script>
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14
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-
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14
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+
var i = 14341432454252;
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15
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-
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15
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+
var result = i.indexOf( '8' );
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16
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-
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16
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+
console.log( result );
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17
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-
}
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18
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-
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17
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+
</script>
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19
18
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</body>
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20
19
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</html>
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21
20
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```
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