function mkcd ()
{
  local dir=""
  local num=0
  for var in "$@"
  do
    if [[ $var != -* ]]; then
      dir=$var
      num=$((num+1))
    fi
  done

  if [ $num -ne 1 ]; then
    echo "Usage: mkcd -opt DIRECTORY" >&2
  else
    mkdir $@ && cd $dir
  fi
}