January 2006
Beginner
768 pages
32h 25m
English
book
Visual Basic 2005 in a Nutshell, Third Edition
by Tim Patrick, Ron Petrusha, Paul Lomax, Steven Roman PhD
Content preview from Visual Basic 2005 in a Nutshell, Third Edition
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Chapter 13: The ‘My’ Reference
This is the Title of the Book, eMatter Edition
Copyright © 2006 O’Reilly & Associates, Inc. All rights reserved.
See Also
FileSystem Object, OpenTextFieldParser Method, OpenTextFileReader Method,
OpenTextFileWriter Method, ReadAllText Method, WriteAllBytes Method, WriteAll-
Text Method
ReadAllText Method
Location
My.Computer.FileSystem.ReadAllText
Syntax
Dim result As String = My.Computer.FileSystem.ReadAllText( _
path[, encoding])
path (required; String)
The path of the file to read.
encoding (optional; Encoding)
The character-encoding method to use as a System.Text.Encoding object. If this
parameter is missing, UTF-8 is used as the default encoding method.
Description
The ReadAllText method returns the entire contents of a text file as a String. For infor-
mation on code pages and encoding, see the System.Text.Encoding entry in the
documentation supplied with the .NET Framework.
Usage at a Glance
• An exception is thrown if the path parameter is missing or invalid or if the file it
refers to does not exist.
• An exception is thrown if the user lacks sufficient file-access permissions.
• An exception is thrown if the file content is too large for available memory.
Example
The following example reads in the contents of a file.
Dim errorText As String
errorText = My.Computer.FileSystem.ReadAllText("C:\error.log")
If (Len(Trim(errorText)) <> 0) Then _
MsgBox("The following ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.