flask基础知识

# -*- coding: utf-8 -*-
# Flask hello world
from flask import Flask, redirect
from flask import render_template
app = Flask(__name__)

@app.route(‘/‘)
def hello_flask():
    return(‘hello world!‘)

@app.route(‘/aaa‘)
def hello_aaa():
    return(‘hello aaaa!‘)

####目标  参数
@app.route(‘/test‘)
@app.route(‘/test/<name>‘)
@app.route(‘/test/<name>/<sex>‘)
def index(name=None, sex=None):
    return render_template(‘index.html‘, name=name, sex=sex)
####重定向
@app.route(‘/redirect‘)
def test():
    return redirect(‘/test/bob‘)

####路由详解
@app.route(‘/long/<int:xx>/<float:num>/<path:str1>‘)
def parse_test(xx, num, str1):
    xx = xx+1
    ####不能返回数字
    return (str(xx)) 

if __name__ == ‘__main__‘:
    ####默认监听127.0.0.1:5000   关闭调试模式
    app.run(host=‘127.0.0.1‘,port=9999,debug=True)