Add manual for `select_spc_vars()̀`

man/select_spc_vars.Rd

@@ -9,7 +9,15 @@ select_spc_vars(spc_tbl, lcol_spc = spc_pre,
   lcol_xvalues = xvalues_pre, every = NULL)
 }
 \arguments{
-\item{every}{}
+\item{spc_tbl}{Tibble data.frame containing spectra in list-column}
+
+\item{lcol_spc}{List-column containing spectra, specified with column
+name as symbols or 1L character vector.}
+
+\item{lcol_xvalues}{List-column containing x-values, specified with
+column name as symbols or 1L character vector.}
+
+\item{every}{Every n-th spectral positions to keep as 1L integer vector.}
 }
 \description{
 Select every n-th spectral variable for all spectra and x-values in spectral