I had to buy UltraEdit which is capable of handling 10GB files (the size in my case). Nothing else that I tried would work. Of course, this was ten years ago. I

I had to buy UltraEdit which is capable of handling 10GB files (the size in my case). Nothing else that I tried would work. Of course, this was ten years ago. I havent had to work with very large text files since then. It was able to perform search and replace at an acceptable and responsive pace, nearly instant.