getVariables:

In BERENZ/RISQ: What the package does (short line)

Usage

getVariables(formula, leftHandSide = FALSE)

Arguments

formula
leftHandSide

Examples

##---- Should be DIRECTLY executable !! ----
##-- ==>  Define data, use random,
##--	or do  help(data=index)  for the standard data sets.

## The function is currently defined as
function (formula, leftHandSide = FALSE) 
{
    if (leftHandSide) 
        formula <- update.formula(formula, . ~ 1)
    else formula <- update.formula(formula, 1 ~ .)
    variables <- all.vars(formula)
    if (length(variables) == 1 && variables == ".") 
        variables <- NA
    return(variables)
  }

BERENZ/RISQ documentation built on May 5, 2019, 10:25 a.m.