macro_demo.py
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#author tom
from flask import Flask,render_template
app = Flask(__name__)
@app.route("/")
def func():
return render_template("macro.html")
if __name__ == '__main__':
app.run(debug=True)
macro.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>模板宏的使用</title> </head> <body> //不带参数的宏 {% macro input() %} <input type="text" name="" id="" size="30"> {% endmacro %} <h1>input</h1> {{ input() }} <h1>input2</h1> {{ input() }} //带参数的宏 {% macro input2(type,value,size) %} <input type="{{ type }}" value="{{ value }}" size="{{ size }}"> {% endmacro %} <h1>带参数宏</h1> {{ input2("text","",50) }} </body> </html>
宏定义在外部
{% macro input5() %} <input type="text" size="20"> {% endmacro %}