
The smart way to learn JavaScript is to make projects. However, you need to start creating projects as soon as possible, If you want to become a good web designer. You can start by making up beginner- level projects like a simple calculator, digital clock, or sandglass.
You can make a simple calculator using just core web technologies HTML, CSS,. This calculator can perform essential mathematical operations like addition, subtraction, multiplication, and division Operations.
Features of the Calculator
- In this design, you're covering to develop a calculator that will have the following features
- It'll perform basic arithmetic operations like addition, subtraction, division, and multiplication.
- It'll perform decimal operations.
- Clear screen feature to clear the display screen anytime you want.
Folder Structure of the Calculator Project
Create a folder that contains the HTML, CSS files. You can give names the files anything you want. Here I give a folder name is Calculator. According to the our Project name, the HTML, CSS files are named calculator.html, style.css.
HTML CODE :
Create the calculator.html file and paste the following HTML code for the calculator
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Calculator</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<script>
function calcNumbers(result) {
form.displayResult.value = form.displayResult.value + result;
}
</script>
<div class="container">
<form name="form">
<div class="display">
<input type="text" placeholder="0" name="displayResult" />
</div>
<div class="buttons">
<div class="row">
<input type="button" name="b7" value="7" onClick="calcNumbers(b7.value)">
<input type="button" name="b8" value="8" onClick="calcNumbers(b8.value)">
<input type="button" name="b9" value="9" onClick="calcNumbers(b9.value)">
<input type="button" name="addb" value="+" onClick="calcNumbers(addb.value)">
</div>
<div class="row">
<input type="button" name="b4" value="4" onClick="calcNumbers(b4.value)">
<input type="button" name="b5" value="5" onClick="calcNumbers(b5.value)">
<input type="button" name="b6" value="6" onClick="calcNumbers(b6.value)">
<input type="button" name="subb" value="-" onClick="calcNumbers(subb.value)">
</div>
<div class="row">
<input type="button" name="b1" value="1" onClick="calcNumbers(b1.value)">
<input type="button" name="b2" value="2" onClick="calcNumbers(b2.value)">
<input type="button" name="b3" value="3" onClick="calcNumbers(b3.value)">
<input type="button" name="mulb" value="*" onClick="calcNumbers(mulb.value)">
</div>
<div class="row">
<input type="button" name="b0" value="0" onClick="calcNumbers(b0.value)">
<input type="button" name="potb" value="." onClick="calcNumbers(potb.value)">
<input type="button" name="divb" value="/" onClick="calcNumbers(divb.value)">
<input type="button" class="red" value="=" onClick="displayResult.value=eval(displayResult.value)">
</div>
</div>
</form>
</div>
</body>
</html>
CSS CODE:
Create the style.css file and paste the following CSS code for the calculator
body,
html {
background: #5c534e;
margin: 0;
padding: 0;
}
.container {
position: fixed;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
background: #fff;
box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.2);
border-radius: 14px;
padding-bottom: 20px;
width: 320px;
}
.display {
width: 100%;
height: 60px;
padding: 40px 0;
background: #FF0509 ;
border-top-left-radius: 14px;
border-top-right-radius: 14px;
}
.buttons {
padding: 20px 20px 0 20px;
}
.row {
width: 280px;
float: left;
}
input[type=button] {
width: 60px;
height: 60px;
float: left;
padding: 0;
margin: 5px;
box-sizing: border-box;
background: #ecedef;
border: none;
font-size: 30px;
line-height: 30px;
border-radius: 50%;
font-weight: 700;
color: #5E5858;
cursor: pointer;
}
input[type=text] {
width: 270px;
height: 60px;
float: left;
padding: 0;
box-sizing: border-box;
border: none;
background: none;
color: #ffffff;
text-align: right;
font-weight: 700;
font-size: 60px;
line-height: 60px;
margin: 0 25px;
}
.red {
background: #FF0509 !important;
color: #ffffff !important;
}
Develop Programming Projects
Improve coding skill by developing programming projects, If you are a beginner or you are getting back into coding after some time Rest. Creating fully-working apps, even simple ones, can build your confidence.
You can try out many simple projects from games (tic-tac-toe, Rock Paper Scissors) to simple utilities (to-do list, calculator, Tribute Page).
Check Out Tribute Page Project
Tribute Page Using HTML And CSS | Tribute Page - Dr.A.P.J.Abdul KalamPractice these projects and become a better developer.
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