Re^2: output can be displayed in screen, but not in output file

Thank you very much! It works perfectly. I will keep learning from here!

Comment on Re^2: output can be displayed in screen, but not in output file

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Re^3: output can be displayed in screen, but not in output file by tachyon-II (Chaplain) on Nov 29, 2007 at 02:29 UTC
To prevent unwanted disaster I suggest the first step should be to rename the file file.txt -> file.txt.bak. Then read this .bak file and write out the new file, that way you retain the original in case you accidentally destroy the data, which is easy enough to do.	[reply]