Extract metadata as a data.frame or tibble from a list of
chromatograms.
extract_metadata(
chrom_list,
what = c("instrument", "detector", "detector_id", "software", "method", "batch",
"operator", "run_datetime", "sample_name", "sample_id", "injection_volume",
"time_range", "time_interval", "time_unit", "detector_range", "detector_y_unit",
"detector_x_unit", "intensity_multiplier", "scaled", "source_file",
"source_file_format", "source_sha1", "data_format", "parser", "format_out"),
format_out = c("data.frame", "data.table", "tibble")
)A data.frame, tibble, or data.table (according
to the value of format_out), with samples as rows and the specified
metadata elements as columns.
A list of chromatograms with attached metadata (as returned
by read_chroms with read_metadata = TRUE).
A character vector specifying the metadata elements to extract.
Format of object. Either data.frame, tibble,
or data.table.