后端代码E:\LearningProject\lottery\app.py
from flask import Flask, render_template
import random
app = Flask(__name__)
employees = ['赵一', '钱二', '孙三', '李四', '周五', '吴六', '郑七', '王八']
@app.route('/')
def hello_world():
return render_template('index.html', employees=employees)
@app.route('/lottery')
def lottery():
winners = random.sample(employees, 3)
return render_template('index.html', employees=employees, winners=winners)
if __name__ == '__main__':
app.run(debug=True)
前端代码E:\LearningProject\lottery\templates\index.html
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Lottery</title>
</head>
<body>
<!--员工列表-->
{{ employees }}
<br>
<a href="/lottery">随机抽取3位</a> <br>
恭喜 <strong>{{winners}}</strong> 中奖了！！！
</body>
</html>效果
