#!/bin/bash
# run command in all DIRs
# https://unix.stackexchange.com/questions/171677/cd-into-all-directories-execute-command-on-files-in-that-directory-and-return/171679

for D in ./*; do
    if [ -d "$D" ]; then
        cd "$D"
        echo "in DIR $D"
        cd ..
    fi
done