[Python知识库]flask路由-变量规则

from flask import Flask

app=Flask(__name__)

@app.route('/user/<int:id>')
def index(id):
    if id == 1:
        return 'wangyi1'
    if id == 2:
        return 'wangyi2'
    if id == 3:
        return 'wangyi3'
    return  "aaaa"

#参考链接：https://codingdict.com/article/4867
@app.route('/hello/<name>')
def hello_name(name):
   return 'Hello %s!' % name


# 传递一个字符串  参考链接： https://blog.csdn.net/qq_33962481/article/details/113760828
@app.route('/user/<username>')
def show_user_profile(username):
    # 定义一个字典
    city = {'a': '北京', 'b': '上海', 'c': '广东'}

	# 返回一个字典的value
    return city.get(username)


if __name__ == '__main__':
    app.run(host="0.0.0.0", port=5000, debug=True)



'''

http://10.1.71.3:5000/user/a
http://10.1.71.3:5000/hello/<name>

'''