Benchmarks to test different methods for string, file, process manipulation, ...
Results on pforret.github.io/bash_benchmarks/
PS: all these times/speeds were measured on my laptop; a Macbook Pro M1 2021 16".
The absolute speed on your machine for these scripts might be different,
but the relative speeds of one method (e.g. sed) compared to others (e.g. tr) remains relevant.