Sep 15, 2023
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2. Paste the code into your website.
3. Resize the iframe to fit your website.
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>SimplySoundAdvice.com: What is your Body Mass Index (BMI)?</title>
<meta name="description" content="Calculate your Body Mass Index (BMI) using this simple tool.">
<meta name="keywords" content="BMI, Body Mass Index, Health, Weight, Height, Calculator">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/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=Roboto" rel="stylesheet">
<script type="text/javascript">
try {
// App Javascript Goes Here. Place your entire script content inside the try block for error handling.
// Constants
const METRIC = 'metric';
const IMPERIAL = 'imperial';
// Variables
let unit;
let height;
let weight;
// This will run when the DOM is ready.
document.addEventListener("DOMContentLoaded", function() {
// Initialize user interface elements
const unitSelection = document.getElementById('unit-selection');
const heightContainer = document.getElementById('height-container');
const weightContainer = document.getElementById('weight-container');
const calculateButton = document.getElementById('calculate-button');
const bmiResult = document.getElementById('bmi-result');
const bmiLegend = document.getElementById('bmi-legend');
// Event listeners
unitSelection.addEventListener('change', handleUnitSelectionChange);
calculateButton.addEventListener('click', calculateBMI);
// Functions
function handleUnitSelectionChange(event) {
unit = event.target.value;
if (unit === METRIC) {
heightContainer.innerHTML = `
<label for="height">Height (cm):</label>
<input type="number" id="height" required>
`;
weightContainer.innerHTML = `
<label for="weight">Weight (kg):</label>
<input type="number" id="weight" required>
`;
} else if (unit === IMPERIAL) {
heightContainer.innerHTML = `
<label for="feet">Height (ft):</label>
<input type="number" id="feet" required>
<label for="inches">Height (in):</label>
<input type="number" id="inches" required>
`;
weightContainer.innerHTML = `
<label for="weight">Weight (lbs):</label>
<input type="number" id="weight" required>
`;
}
}
function calculateBMI() {
// Get user input values
if (unit === METRIC) {
height = parseInt(document.getElementById('height').value);
weight = parseInt(document.getElementById('weight').value);
} else if (unit === IMPERIAL) {
const feet = parseInt(document.getElementById('feet').value);
const inches = parseInt(document.getElementById('inches').value);
height = feet * 12 + inches;
weight = parseInt(document.getElementById('weight').value);
}
// Input validation
let error = false;
let errorMessage = '';
if (unit === METRIC) {
if (height < 140 || height > 210) {
error = true;
errorMessage += 'Height must be between 140 cm and 210 cm. ';
}
if (weight < 40 || weight > 200) {
error = true;
errorMessage += 'Weight must be between 40 kg and 200 kg. ';
}
} else if (unit === IMPERIAL) {
if (height < 55 || height > 83) {
error = true;
errorMessage += 'Height must be between 4\'7" (55 inches) and 6\'11" (83 inches). ';
}
if (weight < 88 || weight > 440) {
error = true;
errorMessage += 'Weight must be between 88 lbs and 440 lbs. ';
}
}
if (error) {
alert(errorMessage);
return;
}
// Calculate BMI
let bmi;
if (unit === METRIC) {
const heightInMeters = height / 100;
bmi = weight / (heightInMeters * heightInMeters);
} else if (unit === IMPERIAL) {
bmi = (weight / (height * height)) * 703;
}
// Display results
bmiResult.innerHTML = `
<h2>Your BMI: ${bmi.toFixed(1)}</h2>
`;
if (bmi < 18.5) {
bmiResult.style.color = 'blue';
bmiLegend.innerHTML = `
<div class="legend-item">
<div class="legend-circle" style="background-color: blue;"></div>
<div class="legend-label">Underweight: Less than 18.5 BMI</div>
</div>
`;
} else if (bmi >= 18.5 && bmi < 25) {
bmiResult.style.color = 'green';
bmiLegend.innerHTML = `
<div class="legend-item">
<div class="legend-circle" style="background-color: green;"></div>
<div class="legend-label">Normal Weight: 18.5 to 24.9 BMI</div>
</div>
`;
} else if (bmi >= 25 && bmi < 30) {
bmiResult.style.color = 'orange';
bmiLegend.innerHTML = `
<div class="legend-item">
<div class="legend-circle" style="background-color: orange;"></div>
<div class="legend-label">Overweight: 25 to 29.9 BMI</div>
</div>
`;
} else {
bmiResult.style.color = 'red';
bmiLegend.innerHTML = `
<div class="legend-item">
<div class="legend-circle" style="background-color: red;"></div>
<div class="legend-label">Obese: 30 or more BMI</div>
</div>
`;
}
}
});
} catch (error) {
// This will throw the error to the parent window.
throw error;
}
</script>
<style>
body {
font-family: 'Roboto', sans-serif;
background-color: #f6f6f6;
}
h1 {
text-align: center;
margin-top: 20px;
margin-bottom: 30px;
color: #333;
font-size: 24px;
}
.container {
max-width: 500px;
margin: 0 auto;
}
.form-group {
margin-bottom: 20px;
}
label {
display: block;
margin-bottom: 5px;
font-weight: bold;
color: #555;
}
input[type="number"] {
width: 100%;
padding: 10px;
font-size: 16px;
border: 1px solid #ccc;
border-radius: 4px;
}
.btn-primary {
display: block;
width: 100%;
padding: 10px;
font-size: 16px;
color: #fff;
background-color: #007bff;
border: none;
border-radius: 4px;
cursor: pointer;
transition: background-color 0.3s;
}
.btn-primary:hover {
background-color: #0056b3;
}
#bmi-result {
text-align: center;
margin-bottom: 20px;
}
.legend-item {
display: flex;
align-items: center;
margin-bottom: 10px;
}
.legend-circle {
width: 20px;
height: 20px;
border-radius: 50%;
margin-right: 10px;
}
.legend-label {
color: #555;
}
</style>
<link rel="canonical" href="https://calculator.tools/app/simplysoundadvice-com-what-is-your-body-mass-index-bmi-120/">
<meta charset="utf-8">
</head>
<body>
<div id="main-container" class="container">
<h1>SimplySoundAdvice.com: What is your Body Mass Index (BMI)?</h1>
<div class="form-group">
<label for="unit-selection">Unit of Measurement:</label>
<select id="unit-selection">
<option value="metric">METRIC</option>
<option value="imperial">IMPERIAL</option>
</select>
</div>
<div id="height-container" class="form-group">
<label for="height">Height (cm):</label>
<input type="number" id="height" required>
</div>
<div id="weight-container" class="form-group">
<label for="weight">Weight (kg):</label>
<input type="number" id="weight" required>
</div>
<button id="calculate-button" class="btn-primary">Calculate BMI</button>
<div id="bmi-result"></div>
<div id="bmi-legend">
<div class="legend-item">
<div class="legend-circle" style="background-color: blue;"></div>
<div class="legend-label">Underweight: Less than 18.5 BMI</div>
</div>
<div class="legend-item">
<div class="legend-circle" style="background-color: green;"></div>
<div class="legend-label">Normal Weight: 18.5 to 24.9 BMI</div>
</div>
<div class="legend-item">
<div class="legend-circle" style="background-color: orange;"></div>
<div class="legend-label">Overweight: 25 to 29.9 BMI</div>
</div>
<div class="legend-item">
<div class="legend-circle" style="background-color: red;"></div>
<div class="legend-label">Obese: 30 or more BMI</div>
</div>
</div>
<p class="note">Note: BMI is a useful measure for adults. It may not be accurate for athletes, elderly, or children.</p>
</div>
<script type="text/javascript"> var localStoragePrefix = "ct-120"; 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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