To read from a text file.

Reading a text file in visual basic. Verify all inputs before using the data in your application. Read a line from the file and store it in a variable. This is achieved using the Visual Basic FileStream class.

To read a file separating it into an array element for each line. Dim i As Integer 0 Integer used to increase Array s. Using reader As StreamReader New StreamReader FilePath Read one line from file line readerReadLine End Using Write the line we read from filetxt ConsoleWriteLine line End Sub End Module.

The following code creates the TextFieldParser named MyReader and opens the file testtxt. The keys are line numbers and the values are file offsets. MyArrayi myChr add.

Dim fileLines As String SystemIOFileReadAllLines filenametxt. Heres how to read an entire text file into a string - from the VB6 manual. So inside the loop we go round building up the TextLine variable.

Function FileToStringstrFilename As String As String iFile FreeFile Open strFilename For Input As iFile FileToString StrConvInputBLOFiFile iFile vbUnicode Close iFile End Function. Dim myArrayx As String create your String Arrays. Opening a Text File in Visual Basic The first step in working with files in Visual Basic is to open the file.

Ask Question Asked 8 years 5 months ago. Active 5 years 10 months ago. As for the suggestion to read How to Ask and take the tour - you havent as yet so it is a good idea to do so and I am loathe to post answers for those who havent.