# CD (back) to directory.
# Usage: cdd <DIR>
cdd()
{
  local target="${1}"
  local array
  local result
  IFS='/' read -r -a array <<< "${PWD}"
  array=("${array[@]:1}")

  # Make search case-insensitive.
  shopt -s nocasematch

  # Find desired dir.
  for dir in "${array[@]}"; do
    result="${result}/${dir}"
    [[ "${dir}" =~ "${target}" ]] && break
  done

  # Clean-up???
  shopt -u nocasematch

  # Say where we're going.
  echo "${result}"

  # Go there!
  cd "${result}"
}