Choose Files — choose_files • smonitr

Subset a list of files based on filenames or regex strings.

choose_files(files, selections = ".*", verbose = FALSE)

Arguments

files	A vector of file names.
selections	A vector of file names to choose from `files`. Supports regex.
verbose	If `TRUE`, display descriptive message.

Value

A vector of file names.

Examples

if (FALSE) {
file.list = parse_ftp_index("ftp://ftp.dfg.ca.gov/IEP_Zooplankton")
choose_files(file.list, c("CBMatrix", "MysidMatrix"))

# can also be used to select sheets in an excel file
f = download_file(paste0("https://github.com/",
    "InteragencyEcologicalProgram/Status-and-Trends/blob/",
    "9d1ba8ec3f475e96dbdd7788b45c26fb0fc55b0b/data/",
    "EMPMysidBPUEMatrixAug2019.xlsx?raw=true"), "temp.xlsx")
sheets = readxl::excel_sheets(f)
choose_files(sheets, "Mysid")
}