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base (version 3.3)

as.function: Convert Object to Function

Description

as.function is a generic function which is used to convert objects to functions.

as.function.default works on a list x, which should contain the concatenation of a formal argument list and an expression or an object of mode "call" which will become the function body. The function will be defined in a specified environment, by default that of the caller.

Usage

as.function(x, ...)
"as.function"(x, envir = parent.frame(), ...)

Arguments

x
object to convert, a list for the default method.
...
additional arguments, depending on object
envir
environment in which the function should be defined

Value

The desired function.

See Also

function; alist which is handy for the construction of argument lists, etc.

Examples

Run this code
as.function(alist(a = , b = 2, a+b))
as.function(alist(a = , b = 2, a+b))(3)

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