Extract text from a file
extract_text(file, pages = NULL, area = NULL, password = NULL,
encoding = NULL, copy = FALSE)A character string specifying the path or URL to a PDF file.
An optional integer vector specifying pages to extract from.
An optional list, of length equal to the number of pages specified, where each entry contains a four-element numeric vector of coordinates (top,left,bottom,right) containing the table for the corresponding page. As a convenience, a list of length 1 can be used to extract the same area from all (specified) pages.
Optionally, a character string containing a user password to access a secured PDF.
Optionally, a character string specifying an encoding for the text, to be passed to the assignment method of Encoding.
Specifies whether the original local file(s) should be copied to
tempdir() before processing. FALSE by default. The argument is
ignored if file is URL.
If pages = NULL (the default), a length 1 character vector, otherwise a vector of length length(pages).
This function converts the contents of a PDF file into a single unstructured character string.
# NOT RUN {
# simple demo file
f <- system.file("examples", "text.pdf", package = "tabulizer")
# extract all text
extract_text(f)
# extract all text from page 1 only
extract_text(f, pages = 1)
# extract text from selected area only
extract_text(f, area = list(c(209.4, 140.5, 304.2, 500.8)))
# }