quanteda (version 0.9.9-3)

docvars: get or set for document-level variables

Description

Get or set variables for the documents in a corpus

Usage

docvars(x, field = NULL)
docvars(x, field = NULL) <- value

Arguments

x

corpus whose document-level variables will be read or set

field

string containing the document-level variable name

value

the new values of the document-level variable

Value

docvars returns a data.frame of the document-level variablesdocvars<- assigns value to the named field

Examples

head(docvars(data_corpus_inaugural))
docvars(data_corpus_inaugural, "President") <- paste("prez", 1:ndoc(data_corpus_inaugural), sep="")
head(docvars(data_corpus_inaugural))

# alternative using indexing
head(data_corpus_inaugural[, "Year"])
data_corpus_inaugural[["President2"]] <- paste("prezTwo", 1:ndoc(data_corpus_inaugural), sep="")
head(docvars(data_corpus_inaugural))