本文整理汇总了VB.NET中System.Collections.Specialized.StringCollection.Contains方法的典型用法代码示例。如果您正苦于以下问题:VB.NET StringCollection.Contains方法的具体用法?VB.NET StringCollection.Contains怎么用?VB.NET StringCollection.Contains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.Collections.Specialized.StringCollection
的用法示例。
在下文中一共展示了StringCollection.Contains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,您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: Main
' 导入命名空间
Imports System.Collections
Imports System.Collections.Specialized
Public Class SamplesStringCollection
Public Shared Sub Main()
' Creates and initializes a new StringCollection.
Dim myCol As New StringCollection()
Dim myArr() As [String] = {"RED", "orange", "yellow", "RED", "green", "blue", "RED", "indigo", "violet", "RED"}
myCol.AddRange(myArr)
Console.WriteLine("Initial contents of the StringCollection:")
PrintValues(myCol)
' Checks whether the collection contains "orange" and, if so, displays its index.
If myCol.Contains("orange") Then
Console.WriteLine("The collection contains ""orange"" at index {0}.", myCol.IndexOf("orange"))
Else
Console.WriteLine("The collection does not contain ""orange"".")
End If
End Sub
Public Shared Sub PrintValues(myCol As IEnumerable)
Dim obj As [Object]
For Each obj In myCol
Console.WriteLine(" {0}", obj)
Next obj
Console.WriteLine()
End Sub
End Class
输出:
Initial contents of the StringCollection: RED orange yellow RED green blue RED indigo violet RED The collection contains "orange" at index 1.