javascript - 我更改了flask-qrcode的语法，但无法(I changed the syntax in flask-qrcode but couldn't)

Question

i use code in https://github.com/marcoagner/Flask-QRcode/tree/master/sample_application but I had an error with the {{}} sign

(我在https://github.com/marcoagner/Flask-QRcode/tree/master/sample_application中使用代码，但是{{}}符号出错)

<img src="{{ qrcode("Load icon image from static folder.", error_correction='H', icon_img='icon.jpg') }}">

I changed it to

(我将其更改为)

var test = "hello eve."

<img src="{{ qrcode("+test+", error_correction='H', icon_img='icon.jpg') }}"> 

It didn't work and it failed, I searched the internet a lot but I still didn't know what it was

(它没有用，但失败了，我在互联网上搜索了很多，但我仍然不知道那是什么)

  ask by Tuan Pham translate from so

Answer 1

等待大神答复