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メソッド→ActionかFunc→ラムダ式

Posted at

しょっちゅうパニクるのでまとめ。
UnityのC#で動作するもの

もうちょっと色々できそうな気がする、
ジェネリックとかLINQとか追加したいなあ

メソッド→ActionかFunc→ラムダ式に変換

void OnEnable()
{
	// NonArgumentNonReturn
	NonArgumentNonReturn();

	Action NonArgumentNonReturnAction = NonArgumentNonReturn;

	Action NonArgumentNonReturnRambda = () => Debug.Log("NonArgumentNonReturnRambda");

	// OneArgumentNonReturn
	int x = 1;
	OneArgumentNonReturn(x);

	Action<int> OneArgumentNonReturnAction = OneArgumentNonReturn;
	
	Action<int> OneArgumentNonReturnRambda = (_) => {
		int y = 2;
		Debug.Log("OneArgumentNonReturn=" + (_ + y).ToString());
	};

	// NonArgumentOneReturn
	bool returnValue = false;
	returnValue = NonArgumentOneReturn();

	Func<bool> NonArgumentOneReturnAction = NonArgumentOneReturn;

	Func<bool> NonArgumentOneReturnRambda = () => {return true;};

	// OneArgumentOneReturn
	returnValue = false;
	returnValue = OneArgumentOneReturn(1);

	Func<int,bool> OneArgumentOneReturnAction = OneArgumentOneReturn;
	
	Func<int,bool> OneArgumentOneReturnRambda = (_) => 
	{
		return _ > 0;
	};
}

 ■引数無し戻り値なし

/// <summary>
/// Nons the argument non return.
/// </summary>
void NonArgumentNonReturn()
{
	Debug.Log("NonArgumentNonReturn");
}

 ■引数1つ戻り値なし

/// <summary>
/// Raises the argument non return event.
/// </summary>
/// <param name="x">The x coordinate.</param>
void OneArgumentNonReturn(int x)
{
	int y = 2;
	Debug.Log("OneArgumentNonReturn=" + (x + y).ToString());
}

 ■引数なし戻り値1つ

/// <summary>
/// Nons the argument one return.
/// </summary>
/// <returns><c>true</c>, if argument one return was noned, <c>false</c> otherwise.</returns>
bool NonArgumentOneReturn()
{
	Debug.Log("NonArgumentOneReturn");
	return true;
}

 ■引数1つ戻り値1つ

/// <summary>
/// Raises the argument one return event.
/// </summary>
/// <param name="numericalValue">Numerical value.</param>
bool OneArgumentOneReturn(int numericalValue)
{
	Debug.Log("OneArgumentOneReturn");
	return numericalValue > 0;
}
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