CSV Parsing Options — csv_parse_options • Arrow R Package

CSV Parsing Options

Usage

csv_parse_options(
  delimiter = ",",
  quoting = TRUE,
  quote_char = "\"",
  double_quote = TRUE,
  escaping = FALSE,
  escape_char = "\\",
  newlines_in_values = FALSE,
  ignore_empty_lines = TRUE
)

Arguments

delimiter: Field delimiting character
quoting: Logical: are strings quoted?
quote_char: Quoting character, if quoting is TRUE
double_quote: Logical: are quotes inside values double-quoted?
escaping: Logical: whether escaping is used
escape_char: Escaping character, if escaping is TRUE
newlines_in_values: Logical: are values allowed to contain CR (0x0d) and LF (0x0a) characters?
ignore_empty_lines: Logical: should empty lines be ignored (default) or generate a row of missing values (if FALSE)?

Examples

tf <- tempfile()
on.exit(unlink(tf))
writeLines("x\n1\n\n2", tf)
read_csv_arrow(tf, parse_options = csv_parse_options(ignore_empty_lines = FALSE))
#> # A tibble: 3 x 1
#>       x
#>   <int>
#> 1     1
#> 2    NA
#> 3     2
open_csv_dataset(tf, parse_options = csv_parse_options(ignore_empty_lines = FALSE))
#> FileSystemDataset with 1 csv file
#> 1 columns
#> x: int64