html.spad line 164 [edit on github]
HtmlFormat provides a coercion from OutputForm to html.
coerce(o) changes o in the standard output format to html format.
coerceL(o) changes o in the standard output format to html format and displays result as one long string.
coerceS(o) changes o in the standard output format to html format and displays formatted result.
display(o) prints the string returned by coerce.
exprex(o) converts OutputForm to String