convert_datatable_FactorString: Convert data.table factor columns to string columns

In geneorama/geneorama: Gene's collection of miscellaneous functions

Description

Shortcut to convert data.table columns from factor to string.

Usage

convert_datatable_FactorString(dat, cols = NULL)

Arguments

dat	A data.table
cols	(optional) A vector of column names or column numbers to be converted. If blank, then all columns of class character are converted.

Details

Returns the data.table invisibly because data.tables are modified in place, and there is no need to make a copy.

Author(s)

Gene Leynes

See Also

data.table

Examples

		require(geneorama)
		## Create examples
		dt <- as.data.table(OrchardSprays)
		dt[ , rowpos := as.factor(rowpos)]
		dt[ , colpos := as.factor(colpos)]
		str(dt)
		dt2 <- copy(dt)
		
		## No columns specified
		convert_datatable_FactorString(dt)
		str(dt)
		## Specify column by position
		convert_datatable_FactorString(dt2, cols=2)
		str(dt2)
		convert_datatable_FactorString(dt2, cols="colpos")
		str(dt2)
	

geneorama/geneorama documentation built on Oct. 17, 2020, 12:35 a.m.