FileWidth Function
Assigns an output line width to a file opened using the FileOpen function.
Public Sub FileWidth( _
FileNumber As Integer, _
RecordWidth As Integer _
)
Parameters
- FileNumber
Required. Any valid file number.
- RecordWidth
Required. Numeric expression in the range 0–255, inclusive, which indicates how many characters appear on a line before a new line is started. If RecordWidth equals 0, there is no limit to the length of a line. The default value for RecordWidth is 0.
Exceptions
| Exception type | Error number | Condition |
|---|---|---|
FileNumber does not exist. |
||
File mode is invalid. |
See the "Error number" column if you are upgrading Visual Basic 6.0 applications that use unstructured error handling. (You can compare the error number against the Number Property (Err Object).) However, when possible, you should consider replacing such error control with Structured Exception Handling Overview for Visual Basic.
Remarks
This function assigns an output line width to a file opened using the FileOpen function.
Example
This example uses the FileWidth function to set the output line width for a file.
Dim i As Integer
FileOpen(1, "TESTFILE", OpenMode.Output) ' Open file for output.
FileWidth(1, 5) ' Set output line width to 5.
For i = 0 To 9 ' Loop 10 times.
Print(1, Chr(48 + I)) ' Prints five characters per line.
Next
FileClose(1) ' Close file.
Smart Device Developer Notes
This function is not supported.
Requirements
Namespace: Microsoft.VisualBasic
Module: FileSystem
Assembly: Visual Basic Runtime Library (in Microsoft.VisualBasic.dll)
See Also
Reference
FileOpen Function
Print, PrintLine Functions
IOException Class