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Create length-converter.php #176

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114 changes: 114 additions & 0 deletions Conversions/length-converter.php
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<?php
// Function to convert length
function convertLength($value, $fromUnit, $toUnit) {
// Define conversion rates to meters
$conversionRates = [
'meters' => 1,
'kilometers' => 1000,
'feet' => 0.3048,
'miles' => 1609.34,
];

// Convert input value to meters
$valueInMeters = $value * $conversionRates[$fromUnit];

// Convert meters to the desired unit
return $valueInMeters / $conversionRates[$toUnit];
}

// Initialize variables
$result = null;
$error = null;

// Check if the form is submitted
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$value = $_POST['value'];
$fromUnit = $_POST['fromUnit'];
$toUnit = $_POST['toUnit'];

// Validate input
if (is_numeric($value) && $value >= 0) {
// Perform the conversion
$result = convertLength($value, $fromUnit, $toUnit);
} else {
$error = "Please enter a valid positive number.";
}
}
?>

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Length Unit Converter</title>
<style>
body {
font-family: Arial, sans-serif;
background-color: #f9f9f9;
margin: 0;
padding: 20px;
}

.container {
max-width: 400px;
margin: 0 auto;
background: white;
padding: 20px;
border-radius: 5px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
text-align: center;
}

input, select, button {
width: 100%;
padding: 10px;
margin: 10px 0;
border: 1px solid #ccc;
border-radius: 5px;
}

button {
background-color: #28a745;
color: white;
border: none;
cursor: pointer;
}

button:hover {
background-color: #218838;
}

</style>
</head>
<body>
<div class="container">
<h1>Length Unit Converter</h1>
<form method="POST" action="">
<input type="number" name="value" placeholder="Enter length" required>
<select name="fromUnit" required>
<option value="meters">Meters</option>
<option value="kilometers">Kilometers</option>
<option value="feet">Feet</option>
<option value="miles">Miles</option>
</select>
<select name="toUnit" required>
<option value="meters">Meters</option>
<option value="kilometers">Kilometers</option>
<option value="feet">Feet</option>
<option value="miles">Miles</option>
</select>
<button type="submit">Convert</button>
</form>

<?php if ($result !== null): ?>
<h2>Result: <?php echo round($result, 2); ?> <?php echo htmlspecialchars($toUnit); ?></h2>
<?php elseif ($error): ?>
<h2 style="color:red;"><?php echo htmlspecialchars($error); ?></h2>
<?php endif; ?>
</div>
</body>
</html>