Mega Code Archive
Demonstrating methods Insert and Remove of the StringBuilder class
<![CDATA[
Imports System.Text
Imports System.Windows.Forms
Module Tester
Sub Main()
Dim objectValue As Object = "hello"
Dim stringValue As String = "good bye"
Dim characterArray As Char() = {"a"c, "b"c, "c"c, "d"c, "e"c, "f"c}
Dim booleanValue As Boolean = True
Dim characterValue As Char = "K"c
Dim integerValue As Integer = 7
Dim longValue As Long = 12345677890
Dim singleValue As Single = 2.5
Dim doubleValue As Double = 33.333
Dim buffer As StringBuilder = New StringBuilder()
Dim output As String
' insert values into buffer
buffer.Insert(0, objectValue)
buffer.Insert(0, " ")
buffer.Insert(0, stringValue)
buffer.Insert(0, " ")
buffer.Insert(0, characterArray)
buffer.Insert(0, " ")
buffer.Insert(0, booleanValue)
buffer.Insert(0, " ")
buffer.Insert(0, characterValue)
buffer.Insert(0, " ")
buffer.Insert(0, integerValue)
buffer.Insert(0, " ")
buffer.Insert(0, longValue)
buffer.Insert(0, " ")
buffer.Insert(0, singleValue)
buffer.Insert(0, " ")
buffer.Insert(0, doubleValue)
buffer.Insert(0, " ")
output = "buffer after inserts:" & vbCrLf & _
buffer.ToString() & vbCrLf & vbCrLf
buffer.Remove(12, 1) ' delete 5 in 2.5
buffer.Remove(2, 4) ' delete 33.3 in 33.333
output &= "buffer after Removes:" & vbCrLf & _
buffer.ToString()
Console.WriteLine(output)
End Sub ' Main
End Module
buffer after inserts:
33.333 2.5 12345677890 7 K True abcdef good bye hello
buffer after Removes:
33 2. 12345677890 7 K True abcdef good bye hello
]]>