Shell 天气预报

• weather.sh

#!/bin/bash
# weather.sh
# Copyright 2018 computer-geek64. All rights reserved.

program=Weather
version=1.1
year=2018
developer=computer-geek64

case $1 in
-h | --help)
    echo "$program $version"
    echo "Copyright $year $developer. All rights reserved."
    echo
    echo "Usage: weather [options]"
    echo "Option          Long Option             Description"
    echo "-h              --help                  Show the help screen"
    echo "-l [location]   --location [location]   Specifies the location"
    ;;
-l | --location)
    curl https://wttr.in/$2
    ;;
*)
    curl https://wttr.in
    ;;
esac

执行：

$ bash weather.sh -h
Weather 1.1
Copyright 2018 computer-geek64. All rights reserved.

Usage: weather [options]
Option          Long Option             Description
-h              --help                  Show the help screen
-l [location]   --location [location]   Specifies the location


$ bash weather.sh

$ bash weather.sh -l shanghai