Expand an edit expression

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Description

Often many numeric variables have the same constraints. expandEdits is a utility function to define edits for multiple variables. See the examples for the syntax.

Usage

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expandEdits(s, prefix = "_", useSum = TRUE, asExpression = is.language(s),
  env = parent.frame(), ...)

Arguments

s

edit expression, can be a character or expression vector

prefix

prefix for variables to be expanded

useSum

if TRUE sum expressions will be expanded

asExpression

if TRUE an expression will be returned in stead of a character

env

enviroment that will be used to find variables to be expanded

...

variables used in the expansion

Value

character or expression vector with expanded expressions

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