Detects and corrects many common coding errors and strives to produce visually equivalent markup that is both W3C compliant and works on most browsers. A common use of this function is to convert plain HTML to XHTML.
&WellFormedHTML = &WellFormedHTML.HTMLClean()
Is the same as:
&WellFormedHTML = HTMLClean(&WellFormedHTML)
It's use is based on Tidy.