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python flask 如何读取数据库数据并返回到html

时间：2021-07-01 10:21:17 帮助过：288人阅读

flask import Flask from flask import render_template from flask_bootstrap import Bootstrap import pymysql app = Flask(__name__) bootstrap = Bootstrap(app) @app.route(‘/‘) def index(): conn = pymysql.connect(host=‘*.*.*.*‘, user=‘root‘, password=‘root‘, db=‘mydb‘, charset=‘utf8‘) cur = conn.cursor() sql = "SELECT * FROM user" cur.execute(sql) u = cur.fetchall() conn.close() return render_template(‘index.html‘,u=u) if __name__ == ‘__main__‘: app.run()

base.html

{% extends "bootstrap/base.html"  %}
{% block title %}Flask{% endblock %}
{% block navbar %}
<div class="navbar navbar-inverse" role="navigation">
    <div class="container">
        <div class="navbar-header">
            <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
                <span class="sr-only">Toggle navigation</span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
            </button>
            <a class="navbar-brand" href="/">PMSystem</a>
        </div>
        <div class="navbar-collapse collapse">
            <ul class="nav navbar-nav">
                <li><a href="/">首页</a></li>
            </ul>
        </div>
    </div>
</div>
{% endblock %}

{% block content %}
<div class="container">
  {% block page_content %}{% endblock %}
</div>
{% endblock %}

index.html

{% extends "base.html" %}

{% block title %}首页{% endblock %}

{% block page_content %}
    <table class="table table-bordered">
    <tr>
        <th>用户ID</th>
        <th>公司ID</th>
        <th>公司名称</th>
        <th>联系电话</th>
        <th>联系邮箱</th>
        <th>用户姓名</th>
        <th>所属公司</th>
    </tr>
        {% for i in u %}
            <tr>
                <td>{{ i[0] }}</td>
                <td>{{ i[1] }}</td>
                <td>{{ i[2] }}</td>
                <td>{{ i[3] }}</td>
                <td>{{ i[4] }}</td>
                <td>{{ i[5] }}</td>
                <td>{{ i[6] }}</td>
            </tr>
    {% endfor %}
    </table>

{% endblock %}

结果：

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python flask 如何读取数据库数据并返回到html

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python flask 如何读取数据库数据并返回到html

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