Given a string and a file path, this method opens the specified file, appends the string to the end of the file, and then closes the file. ' This text is always added, making the file longer over timeĭim appendText As String = "This is extra text" + Environment.NewLineĭim readText As String = File.ReadAllText(path) ' This text is added only once to the file.ĭim createText As String = "Hello and Welcome" + Environment.NewLine "This is extra text" + Environment.NewLineĭim path As String = "c:\temp\MyTest.txt" "Hello and Welcome" + Environment.NewLine Let path = This text is added only once to the file. String readText = File.ReadAllText(path) String appendText = "This is extra text" + Environment.NewLine This text is always added, making the file longer over time String createText = "Hello and Welcome" + Environment.NewLine String path = This text is added only once to the file. However, the directory named temp on drive C must exist for the example to complete successfully. In this example, a file is created if it doesn't already exist, and text is added to it. The following code example demonstrates the use of the AppendAllText method to add extra text to the end of a file. The caller does not have the required permission.
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