code_fixer: Substitute approach
In DesignLibrary: Library of Research Designs

Substitute approach

1	code_fixer(design_expr, list_fixed_str, eval_envir)

`design_expr`	A string. The text of the expression in which you wish to substitute symbols for their set values.
`list_fixed_str`	A string. The string of code that generates a named list of arguments that will be substituted in the evaluated `design_expr`.
`eval_envir`	The evaluation environment. Defaults to environment in which design arguments are already evaluated.