An extensible POSIX-compatible implementation of the ed(1) text editor
git clone https://git.8pit.net/edward.git
https://git.8pit.net/edward.git
1/main/-1,/main/+1p 2g//p 31,$s//program/g 4w
1/main/-1,/main/+1p
2g//p
31,$s//program/g
4w