asOneSidedFormula {stats}R Documentation

Convert to One-Sided Formula

Description

Names, expressions, numeric values, and character strings are converted to one-sided formulas. If object is a formula, it must be one-sided, in which case it is returned unaltered.

Usage

asOneSidedFormula(object)

Arguments

object a one-sided formula, an expression, a numeric value, or a character string.

Value

a one-sided formula representing object

Author(s)

Jose Pinheiro and Douglas Bates

See Also

formula

Examples

asOneSidedFormula("age")
asOneSidedFormula(~ age)
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