An ms_chart object cannot be rendered
in R. The default printing method will only display
simple information about the object.
If argument preview is set to TRUE, a pptx file
will be produced and opened with function browseURL.
# S3 method for ms_chart
print(x, preview = FALSE, ...)No return value, called for side effects.
an ms_chart object.
preview the chart in a PowerPoint document
unused