read_log | R Documentation |
This is a fairly standard format for log files - it uses both quotes and square brackets for quoting, and there may be literal quotes embedded in a quoted string. The dash, "-", is used for missing values.
read_log( file, col_names = FALSE, col_types = NULL, trim_ws = TRUE, skip = 0, n_max = Inf, show_col_types = should_show_types(), progress = show_progress() )
file |
Either a path to a file, a connection, or literal data (either a single string or a raw vector). Files ending in Literal data is most useful for examples and tests. To be recognised as
literal data, the input must be either wrapped with Using a value of |
col_names |
Either If If Missing ( |
col_types |
One of If Column specifications created by Alternatively, you can use a compact string representation where each character represents one column:
By default, reading a file without a column specification will print a
message showing what |
trim_ws |
Should leading and trailing whitespace (ASCII spaces and tabs) be trimmed from each field before parsing it? |
skip |
Number of lines to skip before reading data. If |
n_max |
Maximum number of lines to read. |
show_col_types |
If |
progress |
Display a progress bar? By default it will only display
in an interactive session and not while knitting a document. The automatic
progress bar can be disabled by setting option |
read_log(readr_example("example.log"))
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