Gets a parameter.
# S3 method for HttpRequest
getParameter(this, name, default=NULL, drop=TRUE, ...)
Returns the value(s) of the parameter either as a single value or
as a named list
.
If the parameter does not exist, the default value is returned as is.
Henrik Bengtsson
*hasParameter()
.
*getParameters()
.
For more information see HttpRequest
.