One command to create a directory and file inside it linux command

Question

Suppose my current directory is A. I want to create a directory B and a file \"myfile.txt\" inside B.

How to do th

Answer 1

You could create a function that parses argument with sed;

atouch() {
  mkdir -p $(sed 's/\(.*\)\/.*/\1/' <<< $1) && touch $1
}

and then, execute it with one argument:

atouch B/C/D/myfile.txt

Answer 2

Just a simple command below is enough.

mkdir a && touch !$/file.txt

Thx

Answer 3

you can install the script ;

pip3 install --user advance-touch

After installed, you can use ad command

ad airport/plane/captain.txt

airport/
├── plane/
│   ├── captain.txt