KH.depart: Separate data set into multiple output files for each...
In ks465/r-utils: A Collection of Wrappers for Frequently Used Codes

Description Usage Arguments Details Examples

Separate data set into multiple output files for each departing item

1 2	KH.depart(DT, departingColumn, outputDir, writeWholeToo = TRUE, output.format = "csv", ...)

`DT`	data.table. Data object containing multiple rows and columns.
`departingColumn`	string A single value which name of one of the columns in the data set. This will be used to separate data.
`outputDir`	string. Path to a directory to save the output. If it does not exist, it will be created. Data inside the directory will be overwritten without notice.
`writeWholeToo`	logical. If TRUE write whole data set into a file alongside the separated files. Default is TRUE.
`output.format`	string. Format of the output files. Default is CSV. Possible values are `csv` and `xlsx`
`...`	Dots. This is usually `...`, although other types are accepted.

After separating data based on the given column, each part is written to a separate file in the given directory. If the directory does not exist, it will be created. If the directory exists and contains data, they will be overwritten without notice.

{
input_file <- system.file("extdata", "input_file.csv", package = "KHanSUtils")
DT <- KH.loadCSV(input_file)
KH.depart(DT, 'origin', '/tmp/test-csv')
#[1] TRUE
KH.depart(DT, 'origin', '/tmp/test-xlsx', output.format = 'xlsx')
#[1] TRUE
}