回答編集履歴
2
Doubleの変換を修正。
test
CHANGED
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@@ -4,12 +4,12 @@
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4
4
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5
5
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```swift
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6
6
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7
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-
let a =
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7
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+
let a = Double(aultextfield.text!)! //Doubleに変換
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8
8
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9
9
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let b = 8.0
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10
10
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11
11
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let kotae = a * b
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12
12
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13
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-
bu
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13
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+
bultextfield.text = String(kotae)
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14
14
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15
15
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```
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1
変数名を修正。
test
CHANGED
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@@ -4,12 +4,12 @@
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4
4
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5
5
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```swift
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6
6
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7
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-
let a = NSString(string: u
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7
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+
let a = NSString(string: auItextfield.text!).doubleValue //Doubleに変換
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8
8
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9
9
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let b = 8.0
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10
10
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11
11
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let kotae = a * b
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12
12
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13
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-
u
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13
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+
buItextfield.text = String(kotae)
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14
14
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15
15
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```
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