You want a debugger. http://p3rl.org/rxrx http://p3rl.org/rxrx rxrx -e'"abcde" =~ /abe/' Demo: https://blog-cloudflare-com-assets.storage.googleapis.com/2019

You want a debugger. http://p3rl.org/rxrx http://p3rl.org/rxrx rxrx -e'"abcde" =~ /abe/' Demo: https://blog-cloudflare-com-assets.storage.googleapis.com/2019/07/23-steps-1.gif https://blog-cloudflare-com-assets.storage.googleapis.com/20... http://p3rl.org/re#'debug'-mode http://p3rl.org/re#'debug'-mode perl -Mre=debug -e'"abcde" =~ /abe/' ---- https://stackoverflow.com/questions/2348694/how-do-you-debug-a-regex https://stackoverflow.com/questions/2348694/how-do-you-debug...