TextFieldParser.LineNumber Property
Returns the current line number, or returns -1 if no more characters are available in the stream.
' Usage
Dim value As Long = TextFieldParserObject.LineNumber
' Declaration
Public ReadOnly Property LineNumber As Long
Property Value
Integer.
Remarks
This is an advanced member; it does not show in IntelliSense unless you click the All tab.
Blank lines and comments are not ignored when determining the line number.
Example
This example searches for the name "Jones" in the text file and reports what line(s) it occurs on.
Using FileReader As New Microsoft.VisualBasic.FileIO.TextFieldParser("C:\ParserText.txt")
FileReader.TextFieldType = Microsoft.VisualBasic.FileIO.FieldType.Delimited
FileReader.Delimiters = New String() {","}
Dim currentRow As String()
While Not FileReader.EndOfData
Try
currentRow = FileReader.ReadFields()
Dim currentField As String
For Each currentField In currentRow
If currentField = "Jones" Then
MsgBox("The name Jones occurs on line " & _
FileReader.LineNumber)
End If
Next
Catch ex As Microsoft.VisualBasic.FileIO.MalformedLineException
MsgBox("Line " & ex.Message & _
"is not valid and will be skipped.")
End Try
End While
End Using
Requirements
Namespace:Microsoft.VisualBasic.FileIO
Class:TextFieldParser
Assembly: Visual Basic Runtime Library (in Microsoft.VisualBasic.dll)
Permissions
No permissions are required.