formals() function in R

06 Jun 2016

A simple way to access the list of parameters a function will accept [if it uses match.arg() which it should]

R> formals(makeTxDbFromBiomart)
$biomart
[1] "ENSEMBL_MART_ENSEMBL"

$dataset
[1] "hsapiens_gene_ensembl"

$transcript_ids
NULL

$circ_seqs
DEFAULT_CIRC_SEQS

$filter
NULL

$id_prefix
[1] "ensembl_"

$host
[1] "www.ensembl.org"

$port
[1] 80

$taxonomyId
[1] NA

$miRBaseBuild
[1] NA