回答編集履歴
3
ｔｙぽ
answer
CHANGED
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File without changes
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2
修正
answer
CHANGED
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@@ -5,10 +5,12 @@
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5
5
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"<th>aa</th><th>bb</th><th>cc</th>",
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6
6
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"<th>aa</th><th>bb</th>",
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7
7
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"<th>aa</th><th>bb</th><th>cc</th><th>dd</th>",
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8
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+
"<td>aa</td>",
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8
9
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];
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9
10
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var b=a.map(function(x){
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10
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-
return x.match(/<th>/g).length;
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11
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+
return (x.match(/<th>/g)||[]).length;
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11
12
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});
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12
13
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console.log(b);
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|
13
14
|
|
|
14
|
-
```
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|
15
|
+
```
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|
16
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+
※１つもヒットしない場合が抜けていたので修正しました
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1
chousei
answer
CHANGED
|
@@ -9,4 +9,6 @@
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|
|
9
9
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var b=a.map(function(x){
|
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10
10
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return x.match(/<th>/g).length;
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11
11
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});
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|
12
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+
console.log(b);
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|
13
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+
|
|
12
14
|
```
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