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Added a calculator web app in HTML,Css and Js #8

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Added a calculator web app in HTML,Css and Js #8

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44 changes: 44 additions & 0 deletions Js- Calculator/index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="container">
<div class="heading">
<h1>Calculator</h1>
</div>
<div id="calculator">
<!-- <div id="screen"></div> -->
<input type="text" id="screen">
<div class="controls">
<button class="btn" id="btn-1">(</button>
<button class="btn" id="btn-2">)</button>
<button class="btn" id="btn-3">C</button>
<button class="btn" id="btn-4">B</button>
<button class="btn" id="btn-5">7</button>
<button class="btn" id="btn-6">8</button>
<button class="btn" id="btn-7">9</button>
<button class="btn" id="btn-8">X</button>
<button class="btn" id="btn-9">4</button>
<button class="btn" id="btn-10">5</button>
<button class="btn" id="btn-11">6</button>
<button class="btn" id="btn-12">-</button>
<button class="btn" id="btn-13">1</button>
<button class="btn" id="btn-14">2</button>
<button class="btn" id="btn-15">3</button>
<button class="btn" id="btn-16">+</button>
<button class="btn" id="btn-17">0</button>
<button class="btn" id="btn-18">.</button>
<button class="btn" id="btn-19">/</button>
<button class="btn" id="btn-20">=</button>
</div>
</div>
</div>
</body>
<script src="index.js"></script>
</html>
29 changes: 29 additions & 0 deletions Js- Calculator/index.js
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let screen= document.getElementById('screen');
buttons= document.querySelectorAll('button');
let screenValue='';
for (item of buttons) {
item.addEventListener('click',(e)=>{
buttonText= e.target.innerText;
console.log(buttonText);
if(buttonText=='X'){
buttonText='*';
screenValue+=buttonText;
screen.value=screenValue;
}
else if(buttonText=='C'){
screenValue= "";
screen.value=screenValue;
}
else if(buttonText=='B')
{
screen.value = screen.value.substring(0, screen.value.length - 1);
}
else if(buttonText=='='){
screen.value=eval(screenValue);
}
else{
screenValue+=buttonText;
screen.value=screenValue;
}
})
}
47 changes: 47 additions & 0 deletions Js- Calculator/style.css
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*{
padding: 0;
margin: 0;
}
.container{
padding: 20px;
}
.heading{
text-align: center;
}
#calculator{
border: 4px solid black;
border-radius: 20px;
margin-right: 550px;
margin-left: 550px;
margin-top: 50px ;
margin-bottom: 80px ;
height: 500px;
padding: 15px;
padding-bottom: 0px;
background-color: #8584a2;
}
#screen{
border: 2px solid black;
box-sizing: border-box;
padding: 10px;
width: 339px;
font-size: 30px;
border-radius: 20px;
height: 70px;
margin-bottom: 10px;
background-color: rgb(245, 245, 204);
}
.controls{
box-sizing: border-box;
/* border: 4px solid black; */
height: 400px;
display: grid;
grid-template-columns: auto auto auto auto;
padding: 5px ;
}
.btn{
margin: 5px;
font-size: 20px;
border-radius: 16px;
padding: 4px;
}