R Under development (unstable) (2024-01-31 r85845 ucrt) -- "Unsuffered Consequences"
Copyright (C) 2024 The R Foundation for Statistical Computing
Platform: x86_64-w64-mingw32/x64

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(sfsmisc)
> expo <- -3:4
> stopifnot(exprs = {
+     all.equal(pretty10exp(10^expo, drop.1=TRUE, sub10 = c(-2, 2)),
+               expression(10^-3, 0.01, 0.1, 1, 10, 100, 10^3, 10^4))
+ 
+     identical(pretty10exp(10^expo, drop.1=TRUE, sub10 = c(-2, 2), lab.type="latex"),
+               c("$10^{-3}$", "0.01", "0.1", "1", "10", "100",
+                 "$10^{3}$", "$10^{4}$"))
+     ## gave exponential format for "latex" case.
+ })
> 
> proc.time()
   user  system elapsed 
   0.15    0.01    0.17