eval.string {tutoR} | R Documentation |
Evaluate an R string expression.
eval.string(expr, envir = parent.frame(), enclos = if(is.list(envir) || is.pairlist(envir)) parent.frame() else baseenv())
expr |
string of expression to be evaluated. |
envir |
From eval , made redundant in eval.string . |
enclos |
From eval , made redundant in eval.string . |
eval
evaluates the expression expr
argument only in
the local environment.
eval.string
evaluates expr
in the .GlobalEnv environment,
duplicating local objects, but restoring any former values.
eval.string("x <- 1") eval.string("cat(\"x =\", x, \"\n\")") eval.string("2 ^ 2 ^ 3") x <- 1:10 cmd <- "plot(x, x^5)" eval.string(cmd)