defReadCond {simstudy} | R Documentation |
Read external csv data set definitions for adding columns
Description
Read external csv data set definitions for adding columns
Usage
defReadCond(filen)
Arguments
filen |
String file name, including full path. Must be a csv file. |
Value
A data.table with data set definitions
See Also
[distributions]
Examples
# Create temporary external "csv" files
test1 <- c(
"varname,formula,variance,dist,link",
"x,0.3;0.4;0.3,0,categorical,identity"
)
tfcsv1 <- tempfile()
writeLines(test1, tfcsv1)
test2 <- c(
"condition,formula,variance,dist,link",
"x == 1, 0.4,0,binary,identity",
"x == 2, 0.6,0,binary,identity",
"x >= 3, 0.8,0,binary,identity"
)
tfcsv2 <- tempfile()
writeLines(test2, tfcsv2)
# Generate data based on external definitions
defs <- defRead(tfcsv1)
dt <- genData(2000, defs)
dt
# Add column based on
defsCond <- defReadCond(tfcsv2)
dt <- addCondition(defsCond, dt, "y")
dt
dt[, mean(y), keyby = x]
unlink(tfcsv1)
unlink(tfcsv2)
[Package simstudy version 0.8.1 Index]