from flask import request

判斷method方式

request.method  'POST', ‘GET’

獲取form內容

request.form['form_name']

獲取url參數

(?key=value)  request.args.get('key', '')

request.args["url"]

獲取上傳的文件

確保在html表單中設置‘enctype="mult

獲取cookies內容

request.cookies.get('cook_name')

request.cookies['cook_name']

設置cookies內容

resp = make_response(render_template(...)) ,  rep.set_cookie('key', 'value')

---------------------------------------------------

res = app.make_response('hello lg')
res.set_cookie('username', value='lgphp', max_age=20000)

----------------------------------------------------------------------

刪除cooikes

res = app.make_response(render_template(...))

res.delete_cookie('username')   也可以

res.set_cookie('username', value='lgphp', expires=0)

判斷cookie存在?

  if (request.cookies):