search
HomeWeb Front-endBootstrap TutorialHow to make a calculator with Django and Bootstrap (practical)

This article will take you step by step to use Django Bootstrap to make a calculator. I hope it will be helpful to everyone!

How to make a calculator with Django and Bootstrap (practical)

Preparation

Create an application

How to make a calculator with Django and Bootstrap (practical)

Add application to configuration

How to make a calculator with Django and Bootstrap (practical)

Create an html

How to make a calculator with Django and Bootstrap (practical)

Write view function

from django.shortcuts import render


# Create your views here.

def home(request):
    return render(request, 'index.html')

How to make a calculator with Django and Bootstrap (practical)

Configure routing

from django.contrib import admin
from django.urls import path,include

from app.views import home

urlpatterns = [
    path('admin/', admin.site.urls),
    path('',home,name='hoome'),
]

How to make a calculator with Django and Bootstrap (practical)

Import Bootstrap front-end framework

Download address

https://github.com/twbs/bootstrap/releases/ download/v3.4.1/bootstrap-3.4.1-dist.zip

Copy css, fonts, and js to the static folder, then create the folder if not found. [Related recommendations: "bootstrap Tutorial"]

How to make a calculator with Django and Bootstrap (practical)

Writing front-end content

{% load static %}
<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>计算器</title>
    <link rel="stylesheet" href="{% static &#39;css/bootstrap.min.css&#39; %}">
    <script ></script>
    <script src="{% static &#39;js/bootstrap.min.js&#39; %}"></script>

    <style>
        body{
            background-position: center 0;
            background-repeat: no-repeat;
            background-attachment: fixed;
            background-size: cover;
            -webkit-background-size: cover;
            -o-background-size: cover;
            -moz-background-size: cover;
            -ms-background-size:cover;
        }
        .input_show{
            margin-top: 35px;
            max-width: 280px;
            height: 35px;
        }
        .btn_num{
            margin:1px 1px 1px 1px;
            width: 60px;
        }
        .btn_clear{
            margin-left: 40px;
            margin-right: 20px;
        }
        .extenContent{
            height: 300px;
        }
    </style>
</head>
<body>
<div>
    <div>
        <div class="col-xs-1 col-sm-4"> </div>
        <div id="computer" class="col-xs-1 col-sm-6">
            <input type="text" id="txt_code" name="txt_code" value="" class="form-control input_show" placeholder="" disabled>
            <input type="text" id="txt_result" name="txt_result" value="" class="form-control input_show" placeholder="结果" disabled>
            <br>
            <div>
                <button type="button" class="btn btn-default btn_num" onclick="fun_7()">7</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_8()">8</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_9()">9</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_div()">/</button>
                <br>
                <button type="button" class="btn btn-default btn_num" onclick="fun_4()">4</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_5()">5</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_6()">6</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_mul()">*</button>
                <br>
                <button type="button" class="btn btn-default btn_num" onclick="fun_1()">1</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_2()">2</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_3()">3</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_sub()">-</button>
                <br>
                <button type="button" class="btn btn-default btn_num" onclick="fun_0()">0</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_00()">00</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_dot()">.</button>
                <button type="button" class="btn btn-default btn_num" onclick="fun_add()">+</button>
            </div>
        <div>
        <br>
        <button type="button" class="btn btn-success btn-lg btn_clear" id="lgbut_clear" onclick="fun_clear()">
    清空
</button>
<button type="button" class="btn btn-primary btn-lg" id="lgbut_compute" >
    计算
</button>
    </div>
        </div>
            <div class="col-xs-1 col-sm-2"></div>
</div>
    </div>
<div></div>
<script>
    var x=document.getElementById("txt_code");
    var y=document.getElementById("txt_result");
    function fun_7() {
        x.value+=&#39;7&#39;;
    }
    function fun_8() {
        x.value+=&#39;8&#39;;
    }
    function fun_9() {
        x.value+=&#39;9&#39;;
    }
    function fun_div() {
        x.value+=&#39;/&#39;;
    }
    function fun_4() {
        x.value+=&#39;4&#39;;
    }
    function fun_5() {
        x.value+=&#39;5&#39;;
    }
    function fun_6() {
        x.value+=&#39;6&#39;;
    }
    function fun_mul() {
        x.value+=&#39;*&#39;;
    }
    function fun_1() {
        x.value+=&#39;1&#39;;
    }
    function fun_2() {
        x.value+=&#39;2&#39;;
    }
    function fun_3() {
        x.value+=&#39;3&#39;;
    }
    function fun_sub() {
        x.value+=&#39;-&#39;;
    }
    function fun_0() {
        x.value+=&#39;0&#39;;
    }
    function fun_00() {
        x.value+=&#39;00&#39;;
    }
    function fun_dot() {
        x.value+=&#39;.&#39;;
    }
    function fun_add() {
        x.value+=&#39;+&#39;;
    }
    function fun_clear() {
        x.value=&#39;&#39;;
        y.value=&#39;&#39;;

    }
</script>
<script>
    function ShowResult(data) {
        var y = document.getElementById(&#39;txt_result&#39;);
        y.value = data[&#39;result&#39;];
    }
</script>
<script>
    $(&#39;#lgbut_compute&#39;).click(function () {
        $.ajax({
            url:&#39;compute/&#39;,
            type:&#39;POST&#39;,
            data:{
                &#39;code&#39;:$(&#39;#txt_code&#39;).val()
            },
            dataType:&#39;json&#39;,
            success:ShowResult
        })
    })
</script>
</body>

</html>

Writing view functions

import subprocess

from django.http import JsonResponse
from django.shortcuts import render

# Create your views here.
from django.views.decorators.csrf import csrf_exempt
from django.views.decorators.http import require_POST


def home(request):
    return render(request, &#39;index.html&#39;)


@csrf_exempt
def compute(request):
    code = request.POST.get(&#39;code&#39;)
    try:
        code = &#39;print(&#39; + code + &#39;)&#39;
        result = subprocess.check_output([&#39;python&#39;, &#39;-c&#39;, code], universal_newlines=True, stderr=subprocess.STDOUT,timeout=30)
    except:
        result=&#39;输入错误&#39;

    return JsonResponse(data={&#39;result&#39;: result})

How to make a calculator with Django and Bootstrap (practical)

Test

How to make a calculator with Django and Bootstrap (practical)

How to make a calculator with Django and Bootstrap (practical)

How to make a calculator with Django and Bootstrap (practical)

##More related knowledge about bootstrap , you can visit:

bootstrap basic tutorial! !

The above is the detailed content of How to make a calculator with Django and Bootstrap (practical). For more information, please follow other related articles on the PHP Chinese website!

Statement
This article is reproduced at:掘金社区. If there is any infringement, please contact admin@php.cn delete
Integrating Bootstrap into React: A Practical GuideIntegrating Bootstrap into React: A Practical GuideApr 25, 2025 am 12:04 AM

The steps to integrate Bootstrap into a React project include: 1. Install the Bootstrap package, 2. Import the CSS file, 3. Use Bootstrap class name to style elements, 4. Use React-Bootstrap or reactstrap library to use Bootstrap's JavaScript components. This integration utilizes React's componentization and Bootstrap's style system to achieve efficient UI development.

What is Bootstrap Used For? A Practical ExplanationWhat is Bootstrap Used For? A Practical ExplanationApr 24, 2025 am 12:16 AM

Bootstrapisapowerfulframeworkthatsimplifiescreatingresponsive,mobile-firstwebsites.Itoffers:1)agridsystemforadaptablelayouts,2)pre-styledelementslikebuttonsandforms,and3)JavaScriptcomponentssuchascarouselsforenhancedinteractivity.

Bootstrap: From Layouts to ComponentsBootstrap: From Layouts to ComponentsApr 23, 2025 am 12:06 AM

Bootstrap is a front-end framework developed by Twitter that integrates HTML, CSS and JavaScript to help developers quickly build responsive websites. Its core functions include: Grid system and layout: based on 12-column design, using flexbox layout, and supporting responsive pages of different device sizes. Components and styles: Provide a rich library of component, such as buttons, modal boxes, etc., and you can achieve beautiful effects by adding class names. How it works: Rely on CSS and JavaScript, CSS uses LESS or SASS preprocessors, and JavaScript relies on jQuery to achieve interactive and dynamic effects. Through these features, Bootstrap greatly improves development

What is Bootstrap? An Introduction for BeginnersWhat is Bootstrap? An Introduction for BeginnersApr 22, 2025 am 12:07 AM

BootstrapisafreeCSSframeworkthatsimplifieswebdevelopmentbyprovidingpre-styledcomponentsandJavaScriptplugins.It'sidealforcreatingresponsive,mobile-firstwebsites,offeringaflexiblegridsystemforlayoutsandasupportivecommunityforlearningandcustomization.

Bootstrap Demystified: A Simple ExplanationBootstrap Demystified: A Simple ExplanationApr 21, 2025 am 12:13 AM

Bootstrapisafree,open-sourceCSSframeworkthathelpscreateresponsive,mobile-firstwebsites.1)Itoffersagridsystemforlayoutflexibility,2)includespre-styledcomponentsforquickdesign,and3)ishighlycustomizabletoavoidgenericlooks,butrequiresunderstandingCSStoop

Bootstrap vs. React: Choosing the Right ApproachBootstrap vs. React: Choosing the Right ApproachApr 20, 2025 am 12:09 AM

Bootstrap is suitable for quick construction and small projects, while React is suitable for complex and interactive applications. 1) Bootstrap provides predefined CSS and JavaScript components to simplify responsive interface development. 2) React improves performance and interactivity through component development and virtual DOM.

Bootstrap's Purpose: Building Consistent and Attractive WebsitesBootstrap's Purpose: Building Consistent and Attractive WebsitesApr 19, 2025 am 12:07 AM

The main purpose of Bootstrap is to help developers quickly build responsive, mobile-first websites. Its core functions include: 1. Responsive design, which realizes layout adjustments of different devices through a grid system; 2. Predefined components, such as navigation bars and modal boxes, ensure aesthetics and cross-browser compatibility; 3. Support customization and extensions, and use Sass variables and mixins to adjust styles.

Bootstrap vs. Other Frameworks: A Comparative OverviewBootstrap vs. Other Frameworks: A Comparative OverviewApr 18, 2025 am 12:06 AM

Bootstrap is better than TailwindCSS, Foundation, and Bulma because it is easy to use and quickly develop responsive websites. 1.Bootstrap provides a rich library of predefined styles and components. 2. Its CSS and JavaScript libraries support responsive design and interactive functions. 3. Suitable for rapid development, but custom styles may be more complicated.

See all articles

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

SecLists

SecLists

SecLists is the ultimate security tester's companion. It is a collection of various types of lists that are frequently used during security assessments, all in one place. SecLists helps make security testing more efficient and productive by conveniently providing all the lists a security tester might need. List types include usernames, passwords, URLs, fuzzing payloads, sensitive data patterns, web shells, and more. The tester can simply pull this repository onto a new test machine and he will have access to every type of list he needs.

ZendStudio 13.5.1 Mac

ZendStudio 13.5.1 Mac

Powerful PHP integrated development environment

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

MinGW - Minimalist GNU for Windows

MinGW - Minimalist GNU for Windows

This project is in the process of being migrated to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All MinGW software can run on 64-bit Windows platforms.

WebStorm Mac version

WebStorm Mac version

Useful JavaScript development tools