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bg1bgst333/MainClass.cs

Created September 17, 2024 23:41
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unsafeMethod
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MainClass.cs
// メインクラス
class MainClass // MainClassクラスの定義
{
// メインメソッド
static void Main() // Mainメソッドの定義
{
// UnsafeMethodを呼ぶ.
UnsafeMethod();
}
// アンセーフメソッド
unsafe static void UnsafeMethod()
{
// int型nをi23で初期化.
int n = 123;
// nを出力.
System.Console.WriteLine("n = " + n);
// int型ポインタpをnのアドレスで初期化.
int* p = &n;
// pの参照先に456を代入.
*p = 456;
// nを出力.
System.Console.WriteLine("n = " + n);
}
}
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