What's the fastest way to read a text file line-by-line?

Question

I want to read a text file line by line. I wanted to know if I\'m doing it as efficiently as possible within the .NET C# scope of things.

This is what I\'m trying so

Answer 1

Use the following code:

foreach (string line in File.ReadAllLines(fileName))

This was a HUGE difference in reading performance.

It comes at the cost of memory consumption, but totally worth it!