writegdx: writegdx

In gdxdt: IO for GAMS GDX Files using 'data.table'

Description

Save a data.table to a GAMS gdx file.

Usage

writegdx(gdx, dt, name, valcol, uelcols, type = "parameter",
  field = "l")

Arguments

gdx	the gdx filename.
dt	a data.table.
name	name of the variable.
valcol	name of data column.
uelcols	vector of column names with index dimensions.
type	type of symbol (variable or parameter)
field	the field if ‘type == ’variable''

Examples

## Not run: 
dt <- as.data.table(mtcars, keep.rownames = TRUE)
tmpgdx <- file.path(tempdir(), "test.gdx")
test_var <- "mtcars"
writegdx(tmpgdx, dt, test_var, valcol="wt", uelcols="rn", type="parameter")
new_dt <- readgdx(tmpgdx, test_var)

## End(Not run)

gdxdt documentation built on Dec. 1, 2019, 1:14 a.m.