A simple program to solve the average grade of the student in a class using JavaScript programming language. I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me in the following email address for further details. If you want to advertise on my website kindly contact me also in my email address also. Thank you. My email address is the following jakerpomperada@gmail.com, jakerpomperada@aol.com, and jakerpomperada@yahoo.com. My mobile number here in the Philippines is 09173084360. Please subscribe to my channel https://www.youtube.com/channel/UCOs-lpOoIeJoh6gpJthPoGg ================================================= Want to support my channel? GCash Account Jake Pomperada 09173084360 Paypal https://paypal.me/jakerpomperada Patreon https://www.patreon.com/jakerpomperada
Program Listing
index.htm
<!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>Average Grade Solver</title>
<style>
* {
box-sizing: border-box;
margin: 0;
padding: 0;
}
body {
min-height: 100vh;
display: flex;
justify-content: center;
align-items: center;
background-color: #AAAF99;
color: #000;
font-family: sans-serif;
}
main {
padding: 50px;
border-radius: 10px;
background-color: #fff;
min-width: 500px;
}
h1 {
margin-bottom: 5px;
font-size: 28px;
text-align: center;
}
h2 {
margin-bottom: 30px;
font-size: 20px;
text-align: center;
}
.block {
margin: 0 auto 12px;
display: flex;
align-items: center;
}
label {
display: block;
width: 35%;
line-height: 40px;
background-color: #2F4C58;
color: #eee;
text-align: center;
}
input {
padding: 10px;
width: 65%;
font-size: 14px;
border-radius: 0 5px 5px 0;
border: 2px solid #000;
outline: none;
}
.btnBlock {
display: flex;
width: 100%;
}
.btn {
display: inline-block;
padding: 15px;
background-color: #63A583;
color: #fff;
outline: none;
border: none;
cursor: pointer;
width: 150px;
width: 50%;
font-size: 16px;
text-decoration: none;
text-align: center;
transition: all .2s;
}
.btnReset {
background-color: #6E93D6;
}
.btn:hover {
opacity: 0.9;
}
.average {
display: block;
width: 100%;
margin-top: 12px;
padding: 20px 0;
background-color: #2F4C58;
font-size: 16px;
text-align:center;
color: #f3f3f3;
}
.hide {
display: none;
}
</style>
</head>
<body>
<main class="container">
<h1>AVERAGE GRADE SOLVER</h1>
<h2>Jake R. Pomperada, MAED-IT, MIT</h2>
<form action="" id="frmCalc">
<div class="block">
<label for="grade1">Prelim Grade:</label>
<input type="number" min="1" max="100" id="grade1" autofocus required>
</div>
<div class="block">
<label for="grade2">Midterm Grade:</label>
<input type="number" min="1" max="100" id="grade2" required>
</div>
<div class="block">
<label for="grade3">Final Grade:</label>
<input type="number" min="1" max="100" id="grade3" required>
</div>
<div class="btnBlock">
<button type="submit" class="btn">SUBMIT</button>
<a href="" class="btn btnReset">RESET</a>
</div>
<div class="average hide"></div>
</form>
</main>
<script>
document.querySelector('#frmCalc').onsubmit = (e) => {
e.preventDefault()
let ave = document.querySelector('.average'),
arr = document.querySelectorAll(`[id*="grade"]`),
total = 0;
for(var i=0; i<arr.length; i++) total+= parseInt(arr[i].value)
total = total/3
ave.classList.remove('hide')
ave.innerHTML = 'Your Average Grade is: '+total.toFixed(2)
}
</script>
</body>
</html>