R.utils (version 1.18.0)

doCall: Executes a function call with option to ignore unused arguments

Description

Executes a function call with option to ignore unused arguments.

Usage

## S3 method for class 'default':
doCall(.fcn, ..., args=NULL, alwaysArgs=NULL, .functions=.fcn, .ignoreUnusedArgs=TRUE)

Arguments

.fcn

A character string naming the function to be called.

...

Named arguments to be passed to the function.

args

A list of additional named arguments that will be appended to the above arguments.

alwaysArgs

A list of additional named arguments that will be appended to the above arguments and that will never be ignore. This is useful if you want to pass arguments to a function that accepts

.functions

A character vector of function names whos arguments should be kept. This is useful when one function passes ... to another, e.g

.ignoreUnusedArgs

If TRUE, arguments that are not accepted by the function, will not be passed to it. Otherwise, all arguments are passed.

See Also

do.call().

Examples

doCall("plot", x=1:10, y=sin(1:10), col="red", dummyArg=54,
         alwaysArgs=list(xlab="x", ylab="y"),
         .functions=c("plot", "plot.xy"))