Flask015_宏和 import 语句

  • 宏  forms.html
1 {% macro input(name, value="",type="text") %}
2 <input type="{{ type }}" value="{{ value | escape }}" name="{{ name }}">
3 {% endmacro %}
4 
5 {% macro textarea(name, value="", rows=10, cols=40) %}
6 <textarea name="{{ name }}" rows="{{ rows }}" cols="{{ cols }}">
7     {{ value | escape }}
8 </textarea>
9 {% endmacro %}
  • 宏使用 index.html
 1 {% from 'forms.html' import input as input_field %}
 2 {% from 'forms.html' import textarea as textarea_field %}
 3 <!DOCTYPE html>
 4 <html lang="en">
 5 
 6 <head>
 7     <meta charset="UTF-8">
 8     <title>宏和 import 语句</title>
 9 </head>
10 
11 <body>
12     <dl>
13         <dt>Username</dt>
14         <dd>{{ input_field('username') }}</dd>
15         <dt>Password</dt>
16         <dd>{{ input_field('password', type="password")}}</dd>
17     </dl>
18     <p>
19         {{textarea_field("comment")}}
20     </p>
21 </body>
22 
23 </html>
  • 模板调用
1 @app.route("/")
2 def index():
3     return render_template("index.html")
  • 效果

 

posted @ 2023-05-31 08:55  jason2018  阅读(3)  评论(0)  编辑  收藏  举报