📅  最后修改于: 2022-03-11 14:50:38.153000             🧑  作者: Mango
compgen -c will list all the commands you could run.
compgen -a will list all the aliases you could run.
compgen -b will list all the built-ins you could run.
compgen -k will list all the keywords you could run.
compgen -A function will list all the functions you could run.