IBM Lotus Symphony


FreeFile Function[Runtime]

Returns the next available file number for opening a file. Use this function to open a file using a file number that is not already in use by a currently open file.

Syntax:

FreeFile

Return value:

Integer

Parameters:

This function can only be used immediately in front of an Open statement. FreeFile returns the next available file number, but does not reserve it.

Error Codes

5 Invalid procedure call

67 Too many files

Example:

Sub ExampleWorkWithAFile

Dim iNumber As Integer

Dim sLine As String

Dim aFile As String

Dim sMsg as String

aFile = "c:\data.txt"

sMsg = ""

iNumber = Freefile

Open aFile For Output As #iNumber

Print #iNumber, "First line of text"

Print #iNumber, "Another line of text"

Close #iNumber

iNumber = Freefile

Open aFile For Input As #iNumber

While not eof(#iNumber)

Line Input #iNumber, sLine

If sLine <>"" then

sMsg = sMsg & sLine & chr(13)

end if

wend

Close #iNumber

Msgbox sMsg

End Sub


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