How copy files?

[rain]

How to copy file from C:\source\file.exe to C:\dest\file.exe I want to have fixed code, I mean I do NOT want any command line arguments.

Platform:windows

[kbw]

You open both files, one for input, the other for output and truncated.

Then read from the input and write to the output repeatedly until you reach end-of-file.

[rain]

How I do it? can some1 post here the source?
I also have space in path... dest "C:\Documents and Settings\file.txt"

I need program similar to "copy" command in cmd.

[kbw]

Not really. This is C++ forum where we can help you, not do it for you.