What is the best practice for toggling variables in PHP using a switch button?

When toggling variables in PHP using a switch button, you can use a combination of HTML for the switch button and PHP to handle the toggling logic. You can pass a parameter through a form submission or AJAX request to update the variable based on the switch button state. By checking the state of the switch button in PHP, you can toggle the variable accordingly.

<?php
$variable = false;

if(isset($_POST['toggle'])){
    if($_POST['toggle'] == 'on'){
        $variable = true;
    } else {
        $variable = false;
    }
}

?>

<form method="post">
    <label for="toggle">Toggle Variable:</label>
    <input type="checkbox" id="toggle" name="toggle" <?php if($variable) echo 'checked'; ?>>
    <input type="submit" value="Submit">
</form>