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access or set the variables of a webdata object
variables(.Object) variables(.Object) <- valuevariables(.Object) <- value# S4 method for webdata variables(.Object)# S4 method for webdata variables(.Object) <- value
variables(.Object) <- value
# S4 method for webdata variables(.Object)
# S4 method for webdata variables(.Object) <- value
a webdata object
webdata
a character vector for variables