What are common compatibility issues with PHP scripts in different versions of Internet Explorer?

Common compatibility issues with PHP scripts in different versions of Internet Explorer include problems with CSS rendering, JavaScript functionality, and overall layout inconsistencies. To solve these issues, it is recommended to use conditional statements to target specific versions of Internet Explorer and apply specific styles or scripts accordingly.

<?php
// Check if the browser is Internet Explorer
if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Trident') !== false) {
    // Add specific CSS or JavaScript for Internet Explorer
    echo '<!--[if IE]>';
    // Add CSS or JavaScript specific to IE version
    echo '<link rel="stylesheet" type="text/css" href="ie_styles.css">';
    echo '<![endif]-->';
}
?>