回答編集履歴
1
コードを訂正
answer
CHANGED
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@@ -10,9 +10,9 @@
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10
10
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stream?.write(UnsafePointer<UInt8>(data!.bytes), maxLength: data!.length)
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11
11
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}
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12
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13
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-
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13
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+
printFile("hello")
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14
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-
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14
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+
printFile("world")
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15
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-
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15
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+
printFile("this is a pen")
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16
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stream?.close()
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```
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