view hello_world.R @ 11:887b76c1b7d1 draft default tip

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#!/usr/bin/env Rscript

suppressPackageStartupMessages(library("optparse"))


options_list <- list(
    make_option(c("-o", "--output"), action="store", help="Output dataset")
)

parser <- OptionParser(usage="%prog [options] file", options_list)
args <- parse_args(parser, positional_arguments=TRUE)
opt <- args$options

fileConn<-file(opt$output)
writeLines(c("Hello World!"), fileConn)
close(fileConn)