file writing suggestion requried (urgent)

hello
I am working in a application. In which I want to write In message in one file and out message in another file. I want to know what is the best way to
write message in a file. which take less process utilization and also efficent.

Regards

Re: file writing suggestion requried (urgent)

hai,

Simple and efficient way to read and write the file

To wirte a file

File.WriteAllText("filepath", "Content");

to read a file

File.ReadAllText("filepath");