Online help is provided by the following functions.
helpwith no arguments prints a greeting message to ECL beginners.
helpwith a symbol argument prints the documentation associated with the symbol.
Prints the documentation associated with those symbols in the specified package whose print names contain string as substring. string may be a symbol, in which case the print name of that symbol is used. package is optional and defaults to the LISP package. If package is (), then all packages are searched.