In the highest abstraction of the VRML format, the VRML ASCII formatted file would be the top of the format structure. Within this file all information about the three dimensional world being created must be contained.
All VRML files must begin with the following characters:
This makes identification of the file easy. Anything after these characters on the same line are ignored.
Keep in mind that the # character signifies the beginning of a comment. Any characters after the # sign are ignored until the end of the line. The only time this is not true is when the # sign is contained within a string field.