Nothing
.name <- function(len, pfx=NULL, max=NULL, sfx=NULL, alpha=NULL)
{
if(is.null(alpha))
alpha <- c(0:9, LETTERS)
b <- length(alpha) # base
if(is.null(max))
max <- len
n <- seq(len)
r <- list()
q <- 1
while(q <= max)
{
r <- c(list(alpha[n %% b + 1]), r)
n <- n %/% b
q <- q * b
}
paste0(pfx, do.call(paste0, r), sfx)
}
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