all.vars.character {reshape}R Documentation

Get all variables

Description

All variables in character string of formula.

Usage

all.vars.character(formula, blank.char = ".")

Arguments

formula
blank.char

Details

Removes .

Author(s)

Hadley Wickham <h.wickham@gmail.com>

Examples

all.vars.character("a + b")
all.vars.character("a + b | c")
all.vars.character("a + b")
all.vars.character(". ~ a + b")
all.vars.character("a ~ b | c + d + e")

[Package reshape version 0.8.9 Index]