VB.NET SecureString.Clear方法代码示例

OStack程序员社区-中国程序员成长平台 › 门户 › 编程› VB.NET›VB.NET教程

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了VB.NET中System.Security.SecureString.Clear方法的典型用法代码示例。如果您正苦于以下问题：VB.NET SecureString.Clear方法的具体用法？VB.NET SecureString.Clear怎么用？VB.NET SecureString.Clear使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Security.SecureString的用法示例。

在下文中一共展示了SecureString.Clear方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。

示例1: Example

' 导入命名空间
Imports System.Security

Module Example
    Public Sub Main()
       Dim msg As String = "The curent length of the SecureString object: {0}" + vbCrLf
       Console.WriteLine("1) Instantiate the SecureString object.")
       Dim ss As New SecureString()
       Console.WriteLine(msg, ss.Length)

       Console.WriteLine("2) Append 'a' to the value.")
       ss.AppendChar("a"c)
       Console.WriteLine(msg, ss.Length)

       Console.WriteLine("3) Append 'X' to the value.")
       ss.AppendChar("X"c)
       Console.WriteLine(msg, ss.Length)

       Console.WriteLine("4) Append 'c' to the value.")
       ss.AppendChar("c"c)
       Console.WriteLine(msg, ss.Length)

       Console.WriteLine("5) Insert 'd' at the end of the value.")
       ss.InsertAt(ss.Length, "d"c)
       Console.WriteLine(msg, ss.Length)

       Console.WriteLine("6) Remove the last character ('d') from the value.")
       ss.RemoveAt(3)
       Console.WriteLine(msg, ss.Length)

       Console.WriteLine("7) Set the second character of the value to 'b'.")
       ss.SetAt(1, "b"c)
       Console.WriteLine(msg, ss.Length)

       Console.WriteLine("8) Delete the value of the SecureString object:")
       ss.Clear()
       Console.WriteLine(msg, ss.Length)

       ss.Dispose()
    End Sub
End Module

开发者ID:VB.NET开发者，项目名称:System.Security，代码行数:41，代码来源:SecureString.Clear

输出：

1) Instantiate the SecureString object.
The curent length of the SecureString object: 0

2) Append 'a' to the value.
The curent length of the SecureString object: 1

3) Append 'X' to the value.
The curent length of the SecureString object: 2

4) Append 'c' to the value.
The curent length of the SecureString object: 3

5) Insert 'd' at the end of the value.
The curent length of the SecureString object: 4

6) Remove the last character ('d') from the value.
The curent length of the SecureString object: 3

7) Set the second character of the value to 'b'.
The curent length of the SecureString object: 3

8) Delete the value of the SecureString object:
The curent length of the SecureString object: 0

注：本文中的System.Security.SecureString.Clear方法示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。