The gvisComboChart function reads a data.frame and creates text output referring to the Google Visualisation API, which can be included into a web page, or as a stand-alone page. The actual chart is rendered by the web browser using SVG or VML.
gvisComboChart(data, xvar = "", yvar = "", options = list(), chartid)
data.frame
to be displayed as a columns,
line and area chart.