這幾天使用C#操作windows帳戶相當糾結，以前沒做過，google翻閱了不少資料，嘗試不少方法，終於解決了我的問題。
1.創建windows帳戶
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/// <summary>
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/// 創建Windows帳戶
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/// </summary>
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/// <param name="pathname"></param>
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/// <returns></returns>
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public static void CreateLocalUser(string username, string password, string description)
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{
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DirectoryEntry localMachine = new DirectoryEntry("WinNT://" + Environment.MachineName + ",computer");
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var newUser = localMachine.Children.Add(username, "user");
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newUser.Invoke("SetPassword", new object[] { password });
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newUser.Invoke("Put", new object[] { "Description", description });
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newUser.CommitChanges();
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localMachine.Close();
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newUser.Close();
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}
2.更改Windows帳戶密碼
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/// <summary>
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/// 更改Windows帳戶密碼
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/// </summary>
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/// <param name="username"></param>
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/// <param name="oldPwd"></param>
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/// <param name="newPwd"></param>
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public static void ChangeWinUserPasswd(string username, string oldPwd, string newPwd)
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{
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DirectoryEntry localMachine = 
