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ISO Standards Mandays Calculator

Sep 17, 2025

About this app

Calculate the number of mandays required for projects based on ISO standards. Simple and efficient client-driven tool.

ISO Standards Mandays Calculator ISO Standards Mandays Calculator Number of Resources: Project Duration (days): Calculate Mandays

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Source

                    <html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width,initial-scale=1">

<title>ISO Standards Mandays Calculator</title>
<meta name="description" content="Calculate the number of mandays required for projects based on ISO standards. Simple and efficient client-driven tool.">
<meta name="keywords" content="ISO standards, manday calculator, project planning, efficiency, productivity">

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js" crossorigin="anonymous"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" crossorigin="anonymous">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.min.js" crossorigin="anonymous"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@6.6.0/css/fontawesome.min.css" crossorigin="anonymous">

<script type="text/javascript">
try {
document.addEventListener("DOMContentLoaded", function() {
$('#calculate-btn').on('click', function() {
const numResources = parseInt($('#num-resources').val());
const projectDuration = parseInt($('#project-duration').val());
const mandays = calculateMandays(numResources, projectDuration);
$('#result').text(`Estimated Mandays: ${mandays}`);
});

function calculateMandays(resources, duration) {
if (isNaN(resources) || isNaN(duration) || resources <= 0 || duration <= 0) {
return "Invalid Input! Please enter positive numbers.";
}
return resources * duration;
}
});
} catch (error) {
throw error;
}
</script>

<style>
body {
background: linear-gradient(to right, #4e73df, #1cc88a);
color: white;
}
#main-container {
margin-top: 50px;
padding: 20px;
border-radius: 5px;
background: rgba(255, 255, 255, 0.2);
box-shadow: 0px 0px 20px rgba(0, 0, 0, 0.8);
}
.btn-primary {
background-color: #007bff;
}
.btn-primary:hover {
background-color: #0056b3;
}
h1 {
text-align: center;
margin-bottom: 30px;
}
#result {
margin-top: 20px;
padding: 10px;
font-size: 1.5em;
text-align: center;
}
</style>
</head>
<body>
<div id="main-container" class="container">
<h1>ISO Standards Mandays Calculator</h1>
<form>
<div class="mb-3">
<label for="num-resources" class="form-label">Number of Resources:</label>
<input type="number" id="num-resources" class="form-control" placeholder="Enter number of resources">
</div>
<div class="mb-3">
<label for="project-duration" class="form-label">Project Duration (days):</label>
<input type="number" id="project-duration" class="form-control" placeholder="Enter project duration">
</div>
<button type="button" id="calculate-btn" class="btn btn-primary">Calculate Mandays</button>
</form>
<div id="result"></div>
</div>
</body>
</html>