Read a large file (via LINQPad)

Read large file.md

string line;
// Read the file and display it line by line.
using (StreamReader file = new StreamReader(@"D:\$R3D4NK0.log"))
{
	var lineCount = 0;

    while ((line = file.ReadLine()) != null && lineCount < 25)
    {    
        Console.WriteLine(line);
		lineCount++;
        // do your processing on each line here
    }
}