File is optimized for one-off operations on a file, FileInfo is optimized around multiple operations on the same file, but in general there isn't that much difference between the different method implementations.

Jan 26, 2011 · I dislike the DirectoryInfo, FileInfo for this scenario. DirectoryInfo and FileInfo collect more data about the folder and the files than is needed so they take more time and memory than necessary.

FileInfo[] files = dir.GetFiles(); Also I suggest you to use Path.Combine for generating new file path and FileInfo.MoveTo method, which don't require source directory name:

Feb 26, 2014 · 2 The difference between File.Exists() and new FileInfo().Exists on it's behavior when full path (directory name + file name) is long:

May 4, 2017 · 3 You can use Get-Item to allow PowerShell to select between FileInfo and DirectoryInfo. It will throw an exception if the path doesn't resolve to a location.

Dec 7, 2021 · The underlying problem is that System.IO .NET methods, including the [System.IO.FileInfo]::new() constructor you're (implicitly) invoking, use …

I need a way to get the size of a file using C#, and not the size on disk. How is this possible? Currently I have this loop foreach (FileInfo file in downloadedMessageInfo.GetFiles()) { //file.

Jan 25, 2016 · FileInfo fileInfo = new FileInfo(path); long fileLength = fileInfo.Length; would give the size of the file. It is better to check whether the file exists or not before getting the size to avoid …

If you are working with a FileInfo object, then there is an easy way to extract a string representation of the directory's full path via the DirectoryName property.

My problem is related to copying large files. I've been unable to find a way to indicate the total copy progress of a large file (using my current class structure that utilitzes FileInfo.CopyTo method). As a …