Changes the format of the rendered equation between.
fxRender can produce four types of output. These have different practical uses:
Png (raster) image - good for screen displays and use on Websites. This format is also universally accepted by most legacy graphics programs.
Emf (vector) image - best for high quality screens and printing.
Text - Simple text form, which can be easily copied.
LaTeX - Present the LaTeX mathematical mark-up, which is a widely accepted language for describing equations in publications and papers. This mark-up language can also be used in the CodeCogs Equation Editor.