Vb.net search text file for string

The content you requested has been removed. Ask a question. Quick access. Search related threads. Remove From My Forums. Answered by:. Archived Forums. Visual Basic. Add textstring. Posted Jun am Member Add a Solution. Please use the green "Improve question" button and show the actual code you have tried. Accept Solution Reject Solution.

In order to search the file for a string, you need to read the file, either completely, or in chunks. Chunks is harder, because you have to be aware that your match string could be "on the border" and spread across two chunks. But the simplest way is just to read the whole file: VB.

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The user lacks necessary permissions to view the path SecurityException. Do not make decisions about the contents of the file based on the name of the file. For example, the file Form1. Verify all inputs before using the data in your application. The contents of the file may not be what is expected, and methods to read from the file may fail.

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