Example:
' Suppose you have a file test.txt inside a d:\temp directory, containing this text: "This is a test. Only a test."
' This example cycles through the Line of text and returns the character positions of each period.
' Using the example file, it returns positions 17 and 30.
Sub Main()
Dim myFile As String
myFile = "d:\temp\test.txt"
MsgBox "Reading " & myFile & " for searching."
Open myFile For Input As #1
Do While Not EOF(1)
myChar = Input (1,#1)
' MsgBox myStr
myLocation = Seek (1)
If myChar = "." Then
MsgBox "Found a " & myChar & " at location " & myLocation
End If
Loop
Close 1
End Sub