I really like doing the following in Perl: s{/u/r/i}{do something} Sadly doesn’t support that (or at least none of the sed’s I’ve used). So I fallback to

I really like doing the following in Perl: s{/u/r/i}{do something} Sadly doesn’t support that (or at least none of the sed’s I’ve used). So I fallback to using hash (#) instead (for no particular reason aside that’s what I’ve always used).