org export back-end creates a normalized version of the Org document
in current buffer. The exporter evaluates Babel code (see Evaluating code blocks) and removes content specific to other back-ends.
Export as an Org file with a .org extension. For myfile.org, Org exports to myfile.org.org, overwriting without warning.
Export to a temporary buffer. Does not create a file.
Export to an Org file, then open it.