| .getext | get the suffix name |
| .getfilename | get the prefix name |
| .setcolnames | set first row as column name |
| .theme_blank | blank theme |
| col2hex | col2hex gplots |
| convertplot | convert basic plot to ggplot object |
| indocx | read table from docx |
| infigure | import figures and extract the colors used in the figures |
| inoffice | read tables from ppt and word |
| inpptx | read table from pptx |
| todocx | export figure to docx |
| toffice | export graph to MS office |
| tofigure | output figures to different formats |
| tohtml | export as plotly html (only support ggplot2 object) |
| topptx | export figure to pptx |
| totable | write table out to pptx or docx |
| toxlsx | export figure to pptx |