quanteda (version 0.9.2-0)

texts: get corpus texts

Description

Get the texts in a quanteda corpus object, with grouping options. Works for plain character vectors too, if groups is a factor.

Usage

texts(x, groups = NULL, ...)
## S3 method for class 'corpus':
texts(x, groups = NULL, ...)
## S3 method for class 'character':
texts(x, groups = NULL, ...)
## S3 method for class 'corpusSource':
texts(x, groups = NULL, ...)

Arguments

x

A quanteda corpus object

groups

character vector containing the names of document variables in a corpus, or a factor equal in length to the number of documents, used for aggregating the texts through concatenation. If x is of type character, then groups must

...

unused

Value

• For texts, a character vector of the texts in the corpus. For texts <-, the corpus with the updated texts.

Examples

nchar(texts(subset(inaugCorpus, Year < 1806)))

# grouping on a document variable
nchar(texts(subset(inaugCorpus, Year < 1806), groups = "President"))

# grouping a character vector using a factor
nchar(inaugTexts[1:5])
nchar(texts(inaugTexts[1:5], groups = as.factor(inaugCorpus[1:5, "President"])))