argGet: Parse an argument

In bedapub/ribiosArg: Argument handling for command-line, stand-alone R scripts

Description

Get the value of an named argument

Usage

argGet(opt, default = NULL, choices = NULL)

Arguments

opt	name of the argument to be parsed
default	default values to be returned if the argument is not provided
choices	a character vector of accepted values; if a string outside the vector is provided, the function will stop and print error message

Details

The parsing is performed at C-level. It is an abbreiviation of argGetPos(opt, ind=1, default=NULL, choices=NULL)

Value

A character string representing the value of the argument

Author(s)

Jitao David Zhang <[e-mail]>

See Also

argParse, argGetPos, and argPresent

Examples

## Not run: argGet("infile")

bedapub/ribiosArg documentation built on Nov. 4, 2021, 1:12 p.m.