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class Character { private Status status; public Status Status { get { if (status == null) { status = new Status(); } return status; } } } å¿ è¦ã¨ãªã£ãæã«åãã¦ã¤ã³ã¹ã¿ã³ã¹ãä½ãå ´å ifæã§nullãã§ãã¯ãè¡ãã¨ä¸è¨ã®æ¸ãæ¹ã«ãªãã¾ãã C#ã§â¦
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// ãã£ã©ã¯ã¿ã¼ã®åºåºã¯ã©ã¹ class Character { public virtual void Start(){} public virtual void Update(){} } // çå½å µå£« class Soldier : Character { public override void Start(){} // ããã§çå½å µå£«ã®åæåå¦çãè¨å® public override void Upâ¦
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class MyClass { public Action Delegate; // delegate public event Action Event; // event } static void Main() { Action act = delegate { }; var n = new MyClass(); // delegateã®å ´å n.Delegate = act; n.Delegate += act; n.Delegate -= act; n.Deâ¦
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private int[] array; private void Update() { if (array != null) { foreach (var n in array) { Debug.Log(n); } } } ãã®ãããªé åã®NULLãã§ãã¯ã¯ æåã«ç©ºã®é åãä½æãããã¨ã§çç¥å¯è½ã§ã private int[] array = new int[0]; private void Updatâ¦
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ä¾ãã°ä¸è¨ã®ãããªå¦çããã£ãã¨ã㦠private Character character; private void Attack() { if (character == null) { return; } character.Attack(); } private void Defense() { if (character == null) { return; } character.Defense(); } ifæã®å¤â¦
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