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instance method
FileUtils#copy_file
copy_file(src, dest, preserve = false, dereference = true)
lib/fileutils.rb
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# File tmp/rubies/ruby-3.0.5/lib/fileutils.rb, line 512
def copy_file(src, dest, preserve = false, dereference = true)
ent = Entry_.new(src, nil, dereference)
ent.copy_file dest
ent.copy_metadata dest if preserve
end
Copies file contents of src to dest. Both of src and dest must be a path name.