How can setting appropriate META information for character encoding help reduce the need for extensive string replacements in PHP scripts?

Setting appropriate META information for character encoding in HTML can help ensure that the data being sent to PHP scripts is properly encoded. This can reduce the need for extensive string replacements in PHP scripts by preventing issues with character encoding mismatch. By specifying the correct character encoding in the META tags of the HTML document, you can ensure that the data is correctly interpreted by PHP.

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
</head>
<body>
    <?php
    // PHP code here
    ?>
</body>
</html>