Time Calculator
Dec 22, 2023
v.0
Calculate time by adding or subtracting hours, minutes, or seconds. Time calculator Calculate time Add time Subtract time

Versions  

Bugs  
None!

Get This App On Your Website

1. Copy the code above with the iframe and link.
2. Paste the code into your website.
3. Resize the iframe to fit your website.

Javascript, HTML, CSS Code

                
<html>
<head>
<script type="text/javascript"> window.addEventListener('error', function(event) { var message = JSON.parse(JSON.stringify(event.message)); var source = event.filename; var lineno = event.lineno; var colno = event.colno; var error = event.error; window.parent.postMessage({ type: 'iframeError', details: { message: message, source: source, lineno: lineno, colno: colno, error: error ? error.stack : '' } }, '*'); }); window.addEventListener('unhandledrejection', function(event) { window.parent.postMessage({ type: 'iframePromiseRejection', details: { reason: event.reason } }, '*'); }); </script>

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

<title>Time Calculator</title>
<meta name="description" content="Calculate time by adding or subtracting hours, minutes, or seconds.">
<meta name="keywords" content="time calculator, calculate time, add time, subtract time">

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<link href="https://stackpath.bootstrapcdn.com/bootstrap/5.0.2/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet">
<link href="https://fonts.googleapis.com/css?family=Open+Sans" rel="stylesheet">

<script type="text/javascript">
try {
document.addEventListener("DOMContentLoaded", function() {
// Get the input fields and the result container
const timeInput = document.getElementById("time-input");
const hoursInput = document.getElementById("hours-input");
const minutesInput = document.getElementById("minutes-input");
const secondsInput = document.getElementById("seconds-input");
const resultContainer = document.getElementById("result-container");

// Add event listeners to the input fields
timeInput.addEventListener("input", calculateTime);
hoursInput.addEventListener("input", calculateTime);
minutesInput.addEventListener("input", calculateTime);
secondsInput.addEventListener("input", calculateTime);

// Calculate the time based on the input values
function calculateTime() {
const time = timeInput.value;
const hours = parseInt(hoursInput.value) || 0;
const minutes = parseInt(minutesInput.value) || 0;
const seconds = parseInt(secondsInput.value) || 0;

// Parse the time input
const parsedTime = time ? new Date(`1970-01-01T${time}`).getTime() : 0;

// Add or subtract the input values from the parsed time
const calculatedTime = parsedTime + hours * 3600000 + minutes * 60000 + seconds * 1000;

// Format the calculated time
const formattedTime = new Date(calculatedTime).toISOString().substr(11, 8);

// Display the result
resultContainer.textContent = formattedTime;
}
});

} catch (error) {
throw error;
}
</script>

<style>
body {
font-family: 'Open Sans', sans-serif;
background-color: #f1f1f1;
}

.container {
max-width: 600px;
margin: 0 auto;
padding: 40px;
background-color: #fff;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
border-radius: 5px;
}

h1 {
text-align: center;
margin-bottom: 20px;
color: #333;
}

.form-group {
margin-bottom: 20px;
}

label {
font-weight: bold;
color: #777;
}

input[type="text"] {
width: 100%;
padding: 10px;
border: 1px solid #ccc;
border-radius: 3px;
font-size: 16px;
}

.result {
text-align: center;
font-size: 24px;
color: #333;
}
</style>

<link rel="canonical" href="https://calculator.tools/app/time-calculator-838/">
<meta charset="utf-8">

</head>
<body>
<div id="main-container" class="container">
<h1>Time Calculator</h1>

<div class="form-group">
<label for="time-input">Time:</label>
<input type="text" id="time-input" placeholder="hh:mm:ss">
</div>

<div class="form-group">
<label for="hours-input">Hours:</label>
<input type="text" id="hours-input" placeholder="0">
</div>

<div class="form-group">
<label for="minutes-input">Minutes:</label>
<input type="text" id="minutes-input" placeholder="0">
</div>

<div class="form-group">
<label for="seconds-input">Seconds:</label>
<input type="text" id="seconds-input" placeholder="0">
</div>

<div id="result-container" class="result"></div>
</div>
<script type="text/javascript"> var localStoragePrefix = "ct-838"; var lastSave = 0; function saveLocal(data) { if (Date.now() - lastSave < 1000) { return; } let cookie = localStoragePrefix + "=" + JSON.stringify(data) + "; path=" + window.location.pathname + "'; SameSite=Strict"; cookie += "; expires=" + new Date(Date.now() + 1000 * 60 * 60 * 24 * 365 * 1000).toUTCString(); document.cookie = cookie; lastSave = Date.now(); } function loadLocal() { var cookiePrefix = localStoragePrefix + "="; var cookieStart = document.cookie.indexOf(cookiePrefix); if (cookieStart > -1) { let cookieEnd = document.cookie.indexOf(";", cookieStart); if (cookieEnd == -1) { cookieEnd = document.cookie.length; } var cookieData = document.cookie.substring(cookieStart + cookiePrefix.length, cookieEnd); return JSON.parse(cookieData); } } </script>
<script type="text/javascript"> window.addEventListener('load', function() { var observer = new MutationObserver(function() { window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); observer.observe(document.body, {attributes: true, childList: true, subtree: true}); window.parent.postMessage({height: document.documentElement.scrollHeight || document.body.scrollHeight},"*"); }); </script>
</body>
</html>

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